15212886

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:197

約数の個数: 64

約数和(自身を含む): 34546176

約数和(自身を除く): 19333290

約数列:

[1, 2, 3, 6, 13, 26, 39, 41, 67, 71, 78, 82, 123, 134, 142, 201, 213, 246, 402, 426, 533, 871, 923, 1066, 1599, 1742, 1846, 2613, 2747, 2769, 2911, 3198, 4757, 5226, 5494, 5538, 5822, 8241, 8733, 9514, 14271, 16482, 17466, 28542, 35711, 37843, 61841, 71422, 75686, 107133, 113529, 123682, 185523, 195037, 214266, 227058, 371046, 390074, 585111, 1170222, 2535481, 5070962, 7606443, 15212886]

約数ペア:

[(1, 15212886), (2, 7606443), (3, 5070962), (6, 2535481), (13, 1170222), (26, 585111), (39, 390074), (41, 371046), (67, 227058), (71, 214266), (78, 195037), (82, 185523), (123, 123682), (134, 113529), (142, 107133), (201, 75686), (213, 71422), (246, 61841), (402, 37843), (426, 35711), (533, 28542), (871, 17466), (923, 16482), (1066, 14271), (1599, 9514), (1742, 8733), (1846, 8241), (2613, 5822), (2747, 5538), (2769, 5494), (2911, 5226), (3198, 4757)]