389664448

素因数分解:

$2^6\times {\mathrm{127}}^1\times {\mathrm{191}}^1\times {\mathrm{251}}^1$

素因数の和:581

約数の個数: 56

約数和(自身を含む): 786530304

約数和(自身を除く): 396865856

約数列:

[1, 2, 4, 8, 16, 32, 64, 127, 191, 251, 254, 382, 502, 508, 764, 1004, 1016, 1528, 2008, 2032, 3056, 4016, 4064, 6112, 8032, 8128, 12224, 16064, 24257, 31877, 47941, 48514, 63754, 95882, 97028, 127508, 191764, 194056, 255016, 383528, 388112, 510032, 767056, 776224, 1020064, 1534112, 1552448, 2040128, 3068224, 6088507, 12177014, 24354028, 48708056, 97416112, 194832224, 389664448]

約数ペア:

[(1, 389664448), (2, 194832224), (4, 97416112), (8, 48708056), (16, 24354028), (32, 12177014), (64, 6088507), (127, 3068224), (191, 2040128), (251, 1552448), (254, 1534112), (382, 1020064), (502, 776224), (508, 767056), (764, 510032), (1004, 388112), (1016, 383528), (1528, 255016), (2008, 194056), (2032, 191764), (3056, 127508), (4016, 97028), (4064, 95882), (6112, 63754), (8032, 48514), (8128, 47941), (12224, 31877), (16064, 24257)]