213251402

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{743}}^1$

素因数の和:867

約数の個数: 64

約数和(自身を含む): 419973120

約数和(自身を除く): 206721718

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 83, 91, 133, 166, 182, 247, 266, 494, 581, 743, 1079, 1162, 1486, 1577, 1729, 2158, 3154, 3458, 5201, 7553, 9659, 10402, 11039, 14117, 15106, 19318, 20501, 22078, 28234, 41002, 61669, 67613, 98819, 123338, 135226, 143507, 183521, 197638, 287014, 367042, 431683, 801697, 863366, 1171711, 1284647, 1603394, 2343422, 2569294, 5611879, 8201977, 11223758, 15232243, 16403954, 30464486, 106625701, 213251402]

約数ペア:

[(1, 213251402), (2, 106625701), (7, 30464486), (13, 16403954), (14, 15232243), (19, 11223758), (26, 8201977), (38, 5611879), (83, 2569294), (91, 2343422), (133, 1603394), (166, 1284647), (182, 1171711), (247, 863366), (266, 801697), (494, 431683), (581, 367042), (743, 287014), (1079, 197638), (1162, 183521), (1486, 143507), (1577, 135226), (1729, 123338), (2158, 98819), (3154, 67613), (3458, 61669), (5201, 41002), (7553, 28234), (9659, 22078), (10402, 20501), (11039, 19318), (14117, 15106)]