216221408

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{683}}^1\times {\mathrm{761}}^1$

素因数の和:1467

約数の個数: 48

約数和(自身を含む): 459705456

約数和(自身を除く): 243484048

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 683, 761, 1366, 1522, 2732, 3044, 5464, 6088, 8879, 9893, 10928, 12176, 17758, 19786, 21856, 24352, 35516, 39572, 71032, 79144, 142064, 158288, 284128, 316576, 519763, 1039526, 2079052, 4158104, 6756919, 8316208, 13513838, 16632416, 27027676, 54055352, 108110704, 216221408]

約数ペア:

[(1, 216221408), (2, 108110704), (4, 54055352), (8, 27027676), (13, 16632416), (16, 13513838), (26, 8316208), (32, 6756919), (52, 4158104), (104, 2079052), (208, 1039526), (416, 519763), (683, 316576), (761, 284128), (1366, 158288), (1522, 142064), (2732, 79144), (3044, 71032), (5464, 39572), (6088, 35516), (8879, 24352), (9893, 21856), (10928, 19786), (12176, 17758)]