16581516

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{1811}}^1$

素因数の和:1934

約数の個数: 48

約数和(自身を含む): 44647680

約数和(自身を除く): 28066164

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 109, 218, 327, 436, 654, 763, 1308, 1526, 1811, 2289, 3052, 3622, 4578, 5433, 7244, 9156, 10866, 12677, 21732, 25354, 38031, 50708, 76062, 152124, 197399, 394798, 592197, 789596, 1184394, 1381793, 2368788, 2763586, 4145379, 5527172, 8290758, 16581516]

約数ペア:

[(1, 16581516), (2, 8290758), (3, 5527172), (4, 4145379), (6, 2763586), (7, 2368788), (12, 1381793), (14, 1184394), (21, 789596), (28, 592197), (42, 394798), (84, 197399), (109, 152124), (218, 76062), (327, 50708), (436, 38031), (654, 25354), (763, 21732), (1308, 12677), (1526, 10866), (1811, 9156), (2289, 7244), (3052, 5433), (3622, 4578)]