388251136

素因数分解:

$2^9\times 7^1\times {\mathrm{13}}^2\times {\mathrm{641}}^1$

素因数の和:692

約数の個数: 120

約数和(自身を含む): 961505424

約数和(自身を除く): 573254288

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 169, 182, 208, 224, 256, 338, 364, 416, 448, 512, 641, 676, 728, 832, 896, 1183, 1282, 1352, 1456, 1664, 1792, 2366, 2564, 2704, 2912, 3328, 3584, 4487, 4732, 5128, 5408, 5824, 6656, 8333, 8974, 9464, 10256, 10816, 11648, 16666, 17948, 18928, 20512, 21632, 23296, 33332, 35896, 37856, 41024, 43264, 46592, 58331, 66664, 71792, 75712, 82048, 86528, 108329, 116662, 133328, 143584, 151424, 164096, 216658, 233324, 266656, 287168, 302848, 328192, 433316, 466648, 533312, 574336, 605696, 758303, 866632, 933296, 1066624, 1148672, 1516606, 1733264, 1866592, 2133248, 2297344, 3033212, 3466528, 3733184, 4266496, 6066424, 6933056, 7466368, 12132848, 13866112, 14932736, 24265696, 27732224, 29865472, 48531392, 55464448, 97062784, 194125568, 388251136]

約数ペア:

[(1, 388251136), (2, 194125568), (4, 97062784), (7, 55464448), (8, 48531392), (13, 29865472), (14, 27732224), (16, 24265696), (26, 14932736), (28, 13866112), (32, 12132848), (52, 7466368), (56, 6933056), (64, 6066424), (91, 4266496), (104, 3733184), (112, 3466528), (128, 3033212), (169, 2297344), (182, 2133248), (208, 1866592), (224, 1733264), (256, 1516606), (338, 1148672), (364, 1066624), (416, 933296), (448, 866632), (512, 758303), (641, 605696), (676, 574336), (728, 533312), (832, 466648), (896, 433316), (1183, 328192), (1282, 302848), (1352, 287168), (1456, 266656), (1664, 233324), (1792, 216658), (2366, 164096), (2564, 151424), (2704, 143584), (2912, 133328), (3328, 116662), (3584, 108329), (4487, 86528), (4732, 82048), (5128, 75712), (5408, 71792), (5824, 66664), (6656, 58331), (8333, 46592), (8974, 43264), (9464, 41024), (10256, 37856), (10816, 35896), (11648, 33332), (16666, 23296), (17948, 21632), (18928, 20512)]