1292987488

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{16273}}^1$

素因数の和:16487

約数の個数: 48

約数和(自身を含む): 2755904256

約数和(自身を除く): 1462916768

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 191, 208, 382, 416, 764, 1528, 2483, 3056, 4966, 6112, 9932, 16273, 19864, 32546, 39728, 65092, 79456, 130184, 211549, 260368, 423098, 520736, 846196, 1692392, 3108143, 3384784, 6216286, 6769568, 12432572, 24865144, 40405859, 49730288, 80811718, 99460576, 161623436, 323246872, 646493744, 1292987488]

約数ペア:

[(1, 1292987488), (2, 646493744), (4, 323246872), (8, 161623436), (13, 99460576), (16, 80811718), (26, 49730288), (32, 40405859), (52, 24865144), (104, 12432572), (191, 6769568), (208, 6216286), (382, 3384784), (416, 3108143), (764, 1692392), (1528, 846196), (2483, 520736), (3056, 423098), (4966, 260368), (6112, 211549), (9932, 130184), (16273, 79456), (19864, 65092), (32546, 39728)]