1388216424

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1\times {\mathrm{643}}^1$

素因数の和:911

約数の個数: 128

約数和(自身を含む): 4050708480

約数和(自身を除く): 2662492056

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 71, 84, 142, 168, 181, 213, 284, 362, 426, 497, 543, 568, 643, 724, 852, 994, 1086, 1267, 1286, 1448, 1491, 1704, 1929, 1988, 2172, 2534, 2572, 2982, 3801, 3858, 3976, 4344, 4501, 5068, 5144, 5964, 7602, 7716, 9002, 10136, 11928, 12851, 13503, 15204, 15432, 18004, 25702, 27006, 30408, 36008, 38553, 45653, 51404, 54012, 77106, 89957, 91306, 102808, 108024, 116383, 136959, 154212, 179914, 182612, 232766, 269871, 273918, 308424, 319571, 349149, 359828, 365224, 465532, 539742, 547836, 639142, 698298, 719656, 814681, 931064, 958713, 1079484, 1095672, 1278284, 1396596, 1629362, 1917426, 2158968, 2444043, 2556568, 2793192, 3258724, 3834852, 4888086, 6517448, 7669704, 8263193, 9776172, 16526386, 19552344, 24789579, 33052772, 49579158, 57842351, 66105544, 99158316, 115684702, 173527053, 198316632, 231369404, 347054106, 462738808, 694108212, 1388216424]

約数ペア:

[(1, 1388216424), (2, 694108212), (3, 462738808), (4, 347054106), (6, 231369404), (7, 198316632), (8, 173527053), (12, 115684702), (14, 99158316), (21, 66105544), (24, 57842351), (28, 49579158), (42, 33052772), (56, 24789579), (71, 19552344), (84, 16526386), (142, 9776172), (168, 8263193), (181, 7669704), (213, 6517448), (284, 4888086), (362, 3834852), (426, 3258724), (497, 2793192), (543, 2556568), (568, 2444043), (643, 2158968), (724, 1917426), (852, 1629362), (994, 1396596), (1086, 1278284), (1267, 1095672), (1286, 1079484), (1448, 958713), (1491, 931064), (1704, 814681), (1929, 719656), (1988, 698298), (2172, 639142), (2534, 547836), (2572, 539742), (2982, 465532), (3801, 365224), (3858, 359828), (3976, 349149), (4344, 319571), (4501, 308424), (5068, 273918), (5144, 269871), (5964, 232766), (7602, 182612), (7716, 179914), (9002, 154212), (10136, 136959), (11928, 116383), (12851, 108024), (13503, 102808), (15204, 91306), (15432, 89957), (18004, 77106), (25702, 54012), (27006, 51404), (30408, 45653), (36008, 38553)]