13831890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1$

素因数の和:287

約数の個数: 64

約数和(自身を含む): 34836480

約数和(自身を除く): 21004590

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 107, 139, 155, 186, 214, 278, 310, 321, 417, 465, 535, 642, 695, 834, 930, 1070, 1390, 1605, 2085, 3210, 3317, 4170, 4309, 6634, 8618, 9951, 12927, 14873, 16585, 19902, 21545, 25854, 29746, 33170, 43090, 44619, 49755, 64635, 74365, 89238, 99510, 129270, 148730, 223095, 446190, 461063, 922126, 1383189, 2305315, 2766378, 4610630, 6915945, 13831890]

約数ペア:

[(1, 13831890), (2, 6915945), (3, 4610630), (5, 2766378), (6, 2305315), (10, 1383189), (15, 922126), (30, 461063), (31, 446190), (62, 223095), (93, 148730), (107, 129270), (139, 99510), (155, 89238), (186, 74365), (214, 64635), (278, 49755), (310, 44619), (321, 43090), (417, 33170), (465, 29746), (535, 25854), (642, 21545), (695, 19902), (834, 16585), (930, 14873), (1070, 12927), (1390, 9951), (1605, 8618), (2085, 6634), (3210, 4309), (3317, 4170)]