253556316

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{17477}}^1$

素因数の和:17531

約数の個数: 72

約数和(自身を含む): 712543104

約数和(自身を除く): 458986788

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 31, 36, 39, 52, 62, 78, 93, 117, 124, 156, 186, 234, 279, 372, 403, 468, 558, 806, 1116, 1209, 1612, 2418, 3627, 4836, 7254, 14508, 17477, 34954, 52431, 69908, 104862, 157293, 209724, 227201, 314586, 454402, 541787, 629172, 681603, 908804, 1083574, 1363206, 1625361, 2044809, 2167148, 2726412, 3250722, 4089618, 4876083, 6501444, 7043231, 8179236, 9752166, 14086462, 19504332, 21129693, 28172924, 42259386, 63389079, 84518772, 126778158, 253556316]

約数ペア:

[(1, 253556316), (2, 126778158), (3, 84518772), (4, 63389079), (6, 42259386), (9, 28172924), (12, 21129693), (13, 19504332), (18, 14086462), (26, 9752166), (31, 8179236), (36, 7043231), (39, 6501444), (52, 4876083), (62, 4089618), (78, 3250722), (93, 2726412), (117, 2167148), (124, 2044809), (156, 1625361), (186, 1363206), (234, 1083574), (279, 908804), (372, 681603), (403, 629172), (468, 541787), (558, 454402), (806, 314586), (1116, 227201), (1209, 209724), (1612, 157293), (2418, 104862), (3627, 69908), (4836, 52431), (7254, 34954), (14508, 17477)]