407755842

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{1993}}^1$

素因数の和:2115

約数の個数: 64

約数和(自身を含む): 913858176

約数和(自身を除く): 506102334

約数列:

[1, 2, 3, 6, 13, 26, 39, 43, 61, 78, 86, 122, 129, 183, 258, 366, 559, 793, 1118, 1586, 1677, 1993, 2379, 2623, 3354, 3986, 4758, 5246, 5979, 7869, 11958, 15738, 25909, 34099, 51818, 68198, 77727, 85699, 102297, 121573, 155454, 171398, 204594, 243146, 257097, 364719, 514194, 729438, 1114087, 1580449, 2228174, 3160898, 3342261, 4741347, 5227639, 6684522, 9482694, 10455278, 15682917, 31365834, 67959307, 135918614, 203877921, 407755842]

約数ペア:

[(1, 407755842), (2, 203877921), (3, 135918614), (6, 67959307), (13, 31365834), (26, 15682917), (39, 10455278), (43, 9482694), (61, 6684522), (78, 5227639), (86, 4741347), (122, 3342261), (129, 3160898), (183, 2228174), (258, 1580449), (366, 1114087), (559, 729438), (793, 514194), (1118, 364719), (1586, 257097), (1677, 243146), (1993, 204594), (2379, 171398), (2623, 155454), (3354, 121573), (3986, 102297), (4758, 85699), (5246, 77727), (5979, 68198), (7869, 51818), (11958, 34099), (15738, 25909)]