221320132

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{587}}^1$

素因数の和:673

約数の個数: 72

約数和(自身を含む): 459839520

約数和(自身を除く): 238519388

約数列:

[1, 2, 4, 11, 19, 22, 38, 41, 44, 76, 82, 121, 164, 209, 242, 418, 451, 484, 587, 779, 836, 902, 1174, 1558, 1804, 2299, 2348, 3116, 4598, 4961, 6457, 8569, 9196, 9922, 11153, 12914, 17138, 19844, 22306, 24067, 25828, 34276, 44612, 48134, 71027, 94259, 96268, 122683, 142054, 188518, 245366, 264737, 284108, 377036, 457273, 490732, 529474, 914546, 1058948, 1349513, 1829092, 2699026, 2912107, 5030003, 5398052, 5824214, 10060006, 11648428, 20120012, 55330033, 110660066, 221320132]

約数ペア:

[(1, 221320132), (2, 110660066), (4, 55330033), (11, 20120012), (19, 11648428), (22, 10060006), (38, 5824214), (41, 5398052), (44, 5030003), (76, 2912107), (82, 2699026), (121, 1829092), (164, 1349513), (209, 1058948), (242, 914546), (418, 529474), (451, 490732), (484, 457273), (587, 377036), (779, 284108), (836, 264737), (902, 245366), (1174, 188518), (1558, 142054), (1804, 122683), (2299, 96268), (2348, 94259), (3116, 71027), (4598, 48134), (4961, 44612), (6457, 34276), (8569, 25828), (9196, 24067), (9922, 22306), (11153, 19844), (12914, 17138)]