217352928

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^2\times {\mathrm{13397}}^1$

素因数の和:13436

約数の個数: 72

約数和(自身を含む): 617862168

約数和(自身を除く): 400509240

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 169, 208, 312, 338, 416, 507, 624, 676, 1014, 1248, 1352, 2028, 2704, 4056, 5408, 8112, 13397, 16224, 26794, 40191, 53588, 80382, 107176, 160764, 174161, 214352, 321528, 348322, 428704, 522483, 643056, 696644, 1044966, 1286112, 1393288, 2089932, 2264093, 2786576, 4179864, 4528186, 5573152, 6792279, 8359728, 9056372, 13584558, 16719456, 18112744, 27169116, 36225488, 54338232, 72450976, 108676464, 217352928]

約数ペア:

[(1, 217352928), (2, 108676464), (3, 72450976), (4, 54338232), (6, 36225488), (8, 27169116), (12, 18112744), (13, 16719456), (16, 13584558), (24, 9056372), (26, 8359728), (32, 6792279), (39, 5573152), (48, 4528186), (52, 4179864), (78, 2786576), (96, 2264093), (104, 2089932), (156, 1393288), (169, 1286112), (208, 1044966), (312, 696644), (338, 643056), (416, 522483), (507, 428704), (624, 348322), (676, 321528), (1014, 214352), (1248, 174161), (1352, 160764), (2028, 107176), (2704, 80382), (4056, 53588), (5408, 40191), (8112, 26794), (13397, 16224)]