221892034

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{397}}^1$

素因数の和:539

約数の個数: 64

約数和(自身を含む): 426859776

約数和(自身を除く): 204967742

約数列:

[1, 2, 7, 13, 14, 26, 37, 74, 83, 91, 166, 182, 259, 397, 481, 518, 581, 794, 962, 1079, 1162, 2158, 2779, 3071, 3367, 5161, 5558, 6142, 6734, 7553, 10322, 14689, 15106, 21497, 29378, 32951, 36127, 39923, 42994, 65902, 72254, 79846, 102823, 190957, 205646, 230657, 279461, 381914, 428363, 461314, 558922, 856726, 1219187, 1336699, 2438374, 2673398, 2998541, 5997082, 8534309, 15849431, 17068618, 31698862, 110946017, 221892034]

約数ペア:

[(1, 221892034), (2, 110946017), (7, 31698862), (13, 17068618), (14, 15849431), (26, 8534309), (37, 5997082), (74, 2998541), (83, 2673398), (91, 2438374), (166, 1336699), (182, 1219187), (259, 856726), (397, 558922), (481, 461314), (518, 428363), (581, 381914), (794, 279461), (962, 230657), (1079, 205646), (1162, 190957), (2158, 102823), (2779, 79846), (3071, 72254), (3367, 65902), (5161, 42994), (5558, 39923), (6142, 36127), (6734, 32951), (7553, 29378), (10322, 21497), (14689, 15106)]