389743185

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{877}}^1$

素因数の和:994

約数の個数: 64

約数和(自身を含む): 700939008

約数和(自身を除く): 311195823

約数列:

[1, 3, 5, 13, 15, 39, 43, 53, 65, 129, 159, 195, 215, 265, 559, 645, 689, 795, 877, 1677, 2067, 2279, 2631, 2795, 3445, 4385, 6837, 8385, 10335, 11395, 11401, 13155, 29627, 34185, 34203, 37711, 46481, 57005, 88881, 113133, 139443, 148135, 171015, 188555, 232405, 444405, 490243, 565665, 604253, 697215, 1470729, 1812759, 1998683, 2451215, 3021265, 5996049, 7353645, 9063795, 9993415, 25982879, 29980245, 77948637, 129914395, 389743185]

約数ペア:

[(1, 389743185), (3, 129914395), (5, 77948637), (13, 29980245), (15, 25982879), (39, 9993415), (43, 9063795), (53, 7353645), (65, 5996049), (129, 3021265), (159, 2451215), (195, 1998683), (215, 1812759), (265, 1470729), (559, 697215), (645, 604253), (689, 565665), (795, 490243), (877, 444405), (1677, 232405), (2067, 188555), (2279, 171015), (2631, 148135), (2795, 139443), (3445, 113133), (4385, 88881), (6837, 57005), (8385, 46481), (10335, 37711), (11395, 34203), (11401, 34185), (13155, 29627)]