30874886

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{149}}^1$

素因数の和:237

約数の個数: 48

約数和(自身を含む): 57607200

約数和(自身を除く): 26732314

約数列:

[1, 2, 7, 14, 19, 38, 41, 82, 133, 149, 266, 287, 298, 361, 574, 722, 779, 1043, 1558, 2086, 2527, 2831, 5054, 5453, 5662, 6109, 10906, 12218, 14801, 19817, 29602, 39634, 42763, 53789, 85526, 103607, 107578, 116071, 207214, 232142, 376523, 753046, 812497, 1624994, 2205349, 4410698, 15437443, 30874886]

約数ペア:

[(1, 30874886), (2, 15437443), (7, 4410698), (14, 2205349), (19, 1624994), (38, 812497), (41, 753046), (82, 376523), (133, 232142), (149, 207214), (266, 116071), (287, 107578), (298, 103607), (361, 85526), (574, 53789), (722, 42763), (779, 39634), (1043, 29602), (1558, 19817), (2086, 14801), (2527, 12218), (2831, 10906), (5054, 6109), (5453, 5662)]