221356884

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{1021}}^1$

素因数の和:1153

約数の個数: 96

約数和(自身を含む): 618105600

約数和(自身を除く): 396748716

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 29, 42, 58, 84, 87, 89, 116, 174, 178, 203, 267, 348, 356, 406, 534, 609, 623, 812, 1021, 1068, 1218, 1246, 1869, 2042, 2436, 2492, 2581, 3063, 3738, 4084, 5162, 6126, 7147, 7476, 7743, 10324, 12252, 14294, 15486, 18067, 21441, 28588, 29609, 30972, 36134, 42882, 54201, 59218, 72268, 85764, 88827, 90869, 108402, 118436, 177654, 181738, 207263, 216804, 272607, 355308, 363476, 414526, 545214, 621789, 636083, 829052, 1090428, 1243578, 1272166, 1908249, 2487156, 2544332, 2635201, 3816498, 5270402, 7632996, 7905603, 10540804, 15811206, 18446407, 31622412, 36892814, 55339221, 73785628, 110678442, 221356884]

約数ペア:

[(1, 221356884), (2, 110678442), (3, 73785628), (4, 55339221), (6, 36892814), (7, 31622412), (12, 18446407), (14, 15811206), (21, 10540804), (28, 7905603), (29, 7632996), (42, 5270402), (58, 3816498), (84, 2635201), (87, 2544332), (89, 2487156), (116, 1908249), (174, 1272166), (178, 1243578), (203, 1090428), (267, 829052), (348, 636083), (356, 621789), (406, 545214), (534, 414526), (609, 363476), (623, 355308), (812, 272607), (1021, 216804), (1068, 207263), (1218, 181738), (1246, 177654), (1869, 118436), (2042, 108402), (2436, 90869), (2492, 88827), (2581, 85764), (3063, 72268), (3738, 59218), (4084, 54201), (5162, 42882), (6126, 36134), (7147, 30972), (7476, 29609), (7743, 28588), (10324, 21441), (12252, 18067), (14294, 15486)]