31017896

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{311}}^1$

素因数の和:474

約数の個数: 64

約数和(自身を含む): 72334080

約数和(自身を除く): 41316184

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 137, 182, 274, 311, 364, 548, 622, 728, 959, 1096, 1244, 1781, 1918, 2177, 2488, 3562, 3836, 4043, 4354, 7124, 7672, 8086, 8708, 12467, 14248, 16172, 17416, 24934, 28301, 32344, 42607, 49868, 56602, 85214, 99736, 113204, 170428, 226408, 298249, 340856, 553891, 596498, 1107782, 1192996, 2215564, 2385992, 3877237, 4431128, 7754474, 15508948, 31017896]

約数ペア:

[(1, 31017896), (2, 15508948), (4, 7754474), (7, 4431128), (8, 3877237), (13, 2385992), (14, 2215564), (26, 1192996), (28, 1107782), (52, 596498), (56, 553891), (91, 340856), (104, 298249), (137, 226408), (182, 170428), (274, 113204), (311, 99736), (364, 85214), (548, 56602), (622, 49868), (728, 42607), (959, 32344), (1096, 28301), (1244, 24934), (1781, 17416), (1918, 16172), (2177, 14248), (2488, 12467), (3562, 8708), (3836, 8086), (4043, 7672), (4354, 7124)]