211304886

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{127}}^1\times {\mathrm{257}}^1$

素因数の和:485

約数の個数: 64

約数和(自身を含む): 466034688

約数和(自身を除く): 254729802

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 83, 127, 166, 249, 254, 257, 381, 498, 514, 762, 771, 1079, 1542, 1651, 2158, 3237, 3302, 3341, 4953, 6474, 6682, 9906, 10023, 10541, 20046, 21082, 21331, 31623, 32639, 42662, 63246, 63993, 65278, 97917, 127986, 137033, 195834, 274066, 277303, 411099, 424307, 554606, 822198, 831909, 848614, 1272921, 1663818, 2545842, 2709037, 5418074, 8127111, 16254222, 35217481, 70434962, 105652443, 211304886]

約数ペア:

[(1, 211304886), (2, 105652443), (3, 70434962), (6, 35217481), (13, 16254222), (26, 8127111), (39, 5418074), (78, 2709037), (83, 2545842), (127, 1663818), (166, 1272921), (249, 848614), (254, 831909), (257, 822198), (381, 554606), (498, 424307), (514, 411099), (762, 277303), (771, 274066), (1079, 195834), (1542, 137033), (1651, 127986), (2158, 97917), (3237, 65278), (3302, 63993), (3341, 63246), (4953, 42662), (6474, 32639), (6682, 31623), (9906, 21331), (10023, 21082), (10541, 20046)]