31477290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1877}}^1$

素因数の和:1943

約数の個数: 64

約数和(自身を含む): 83293056

約数和(自身を除く): 51815766

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 43, 65, 78, 86, 129, 130, 195, 215, 258, 390, 430, 559, 645, 1118, 1290, 1677, 1877, 2795, 3354, 3754, 5590, 5631, 8385, 9385, 11262, 16770, 18770, 24401, 28155, 48802, 56310, 73203, 80711, 122005, 146406, 161422, 242133, 244010, 366015, 403555, 484266, 732030, 807110, 1049243, 1210665, 2098486, 2421330, 3147729, 5246215, 6295458, 10492430, 15738645, 31477290]

約数ペア:

[(1, 31477290), (2, 15738645), (3, 10492430), (5, 6295458), (6, 5246215), (10, 3147729), (13, 2421330), (15, 2098486), (26, 1210665), (30, 1049243), (39, 807110), (43, 732030), (65, 484266), (78, 403555), (86, 366015), (129, 244010), (130, 242133), (195, 161422), (215, 146406), (258, 122005), (390, 80711), (430, 73203), (559, 56310), (645, 48802), (1118, 28155), (1290, 24401), (1677, 18770), (1877, 16770), (2795, 11262), (3354, 9385), (3754, 8385), (5590, 5631)]