666678072

素因数分解:

$2^3\times 3^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1\times {\mathrm{1637}}^1$

素因数の和:1956

約数の個数: 64

約数和(自身を含む): 1698278400

約数和(自身を除く): 1031600328

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 71, 142, 213, 239, 284, 426, 478, 568, 717, 852, 956, 1434, 1637, 1704, 1912, 2868, 3274, 4911, 5736, 6548, 9822, 13096, 16969, 19644, 33938, 39288, 50907, 67876, 101814, 116227, 135752, 203628, 232454, 348681, 391243, 407256, 464908, 697362, 782486, 929816, 1173729, 1394724, 1564972, 2347458, 2789448, 3129944, 4694916, 9389832, 27778253, 55556506, 83334759, 111113012, 166669518, 222226024, 333339036, 666678072]

約数ペア:

[(1, 666678072), (2, 333339036), (3, 222226024), (4, 166669518), (6, 111113012), (8, 83334759), (12, 55556506), (24, 27778253), (71, 9389832), (142, 4694916), (213, 3129944), (239, 2789448), (284, 2347458), (426, 1564972), (478, 1394724), (568, 1173729), (717, 929816), (852, 782486), (956, 697362), (1434, 464908), (1637, 407256), (1704, 391243), (1912, 348681), (2868, 232454), (3274, 203628), (4911, 135752), (5736, 116227), (6548, 101814), (9822, 67876), (13096, 50907), (16969, 39288), (19644, 33938)]