128312906

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:219

約数の個数: 64

約数和(自身を含む): 225607680

約数和(自身を除く): 97294774

約数列:

[1, 2, 17, 23, 31, 34, 46, 62, 67, 79, 134, 158, 391, 527, 713, 782, 1054, 1139, 1343, 1426, 1541, 1817, 2077, 2278, 2449, 2686, 3082, 3634, 4154, 4898, 5293, 10586, 12121, 24242, 26197, 30889, 35309, 41633, 47771, 52394, 56327, 61778, 70618, 83266, 89981, 95542, 112654, 121739, 164083, 179962, 243478, 328166, 812107, 957559, 1624214, 1915118, 2069563, 2789411, 3773909, 4139126, 5578822, 7547818, 64156453, 128312906]

約数ペア:

[(1, 128312906), (2, 64156453), (17, 7547818), (23, 5578822), (31, 4139126), (34, 3773909), (46, 2789411), (62, 2069563), (67, 1915118), (79, 1624214), (134, 957559), (158, 812107), (391, 328166), (527, 243478), (713, 179962), (782, 164083), (1054, 121739), (1139, 112654), (1343, 95542), (1426, 89981), (1541, 83266), (1817, 70618), (2077, 61778), (2278, 56327), (2449, 52394), (2686, 47771), (3082, 41633), (3634, 35309), (4154, 30889), (4898, 26197), (5293, 24242), (10586, 12121)]