210970818

素因数分解:

$2^1\times 3^4\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{577}}^1$

素因数の和:689

約数の個数: 80

約数和(自身を含む): 494321784

約数和(自身を除く): 283350966

約数列:

[1, 2, 3, 6, 9, 18, 27, 37, 54, 61, 74, 81, 111, 122, 162, 183, 222, 333, 366, 549, 577, 666, 999, 1098, 1154, 1647, 1731, 1998, 2257, 2997, 3294, 3462, 4514, 4941, 5193, 5994, 6771, 9882, 10386, 13542, 15579, 20313, 21349, 31158, 35197, 40626, 42698, 46737, 60939, 64047, 70394, 93474, 105591, 121878, 128094, 182817, 192141, 211182, 316773, 365634, 384282, 576423, 633546, 950319, 1152846, 1302289, 1729269, 1900638, 2604578, 2850957, 3458538, 3906867, 5701914, 7813734, 11720601, 23441202, 35161803, 70323606, 105485409, 210970818]

約数ペア:

[(1, 210970818), (2, 105485409), (3, 70323606), (6, 35161803), (9, 23441202), (18, 11720601), (27, 7813734), (37, 5701914), (54, 3906867), (61, 3458538), (74, 2850957), (81, 2604578), (111, 1900638), (122, 1729269), (162, 1302289), (183, 1152846), (222, 950319), (333, 633546), (366, 576423), (549, 384282), (577, 365634), (666, 316773), (999, 211182), (1098, 192141), (1154, 182817), (1647, 128094), (1731, 121878), (1998, 105591), (2257, 93474), (2997, 70394), (3294, 64047), (3462, 60939), (4514, 46737), (4941, 42698), (5193, 40626), (5994, 35197), (6771, 31158), (9882, 21349), (10386, 20313), (13542, 15579)]