216550796

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{397}}^1$

素因数の和:460

約数の個数: 108

約数和(自身を含む): 506895984

約数和(自身を除く): 290345188

約数列:

[1, 2, 4, 7, 11, 14, 22, 23, 28, 44, 46, 49, 77, 92, 98, 121, 154, 161, 196, 242, 253, 308, 322, 397, 484, 506, 539, 644, 794, 847, 1012, 1078, 1127, 1588, 1694, 1771, 2156, 2254, 2779, 2783, 3388, 3542, 4367, 4508, 5558, 5566, 5929, 7084, 8734, 9131, 11116, 11132, 11858, 12397, 17468, 18262, 19453, 19481, 23716, 24794, 30569, 36524, 38906, 38962, 48037, 49588, 61138, 63917, 77812, 77924, 96074, 100441, 122276, 127834, 136367, 192148, 200882, 213983, 255668, 272734, 336259, 401764, 427966, 447419, 545468, 672518, 703087, 855932, 894838, 1104851, 1345036, 1406174, 1789676, 2209702, 2353813, 2812348, 4419404, 4707626, 4921609, 7733957, 9415252, 9843218, 15467914, 19686436, 30935828, 54137699, 108275398, 216550796]

約数ペア:

[(1, 216550796), (2, 108275398), (4, 54137699), (7, 30935828), (11, 19686436), (14, 15467914), (22, 9843218), (23, 9415252), (28, 7733957), (44, 4921609), (46, 4707626), (49, 4419404), (77, 2812348), (92, 2353813), (98, 2209702), (121, 1789676), (154, 1406174), (161, 1345036), (196, 1104851), (242, 894838), (253, 855932), (308, 703087), (322, 672518), (397, 545468), (484, 447419), (506, 427966), (539, 401764), (644, 336259), (794, 272734), (847, 255668), (1012, 213983), (1078, 200882), (1127, 192148), (1588, 136367), (1694, 127834), (1771, 122276), (2156, 100441), (2254, 96074), (2779, 77924), (2783, 77812), (3388, 63917), (3542, 61138), (4367, 49588), (4508, 48037), (5558, 38962), (5566, 38906), (5929, 36524), (7084, 30569), (8734, 24794), (9131, 23716), (11116, 19481), (11132, 19453), (11858, 18262), (12397, 17468)]