211820406

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1\times {\mathrm{283}}^1$

素因数の和:617

約数の個数: 64

約数和(自身を含む): 494678016

約数和(自身を除く): 282857610

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 71, 142, 213, 251, 283, 426, 497, 502, 566, 753, 849, 994, 1491, 1506, 1698, 1757, 1981, 2982, 3514, 3962, 5271, 5943, 10542, 11886, 17821, 20093, 35642, 40186, 53463, 60279, 71033, 106926, 120558, 124747, 140651, 142066, 213099, 249494, 281302, 374241, 421953, 426198, 497231, 748482, 843906, 994462, 1491693, 2983386, 5043343, 10086686, 15130029, 30260058, 35303401, 70606802, 105910203, 211820406]

約数ペア:

[(1, 211820406), (2, 105910203), (3, 70606802), (6, 35303401), (7, 30260058), (14, 15130029), (21, 10086686), (42, 5043343), (71, 2983386), (142, 1491693), (213, 994462), (251, 843906), (283, 748482), (426, 497231), (497, 426198), (502, 421953), (566, 374241), (753, 281302), (849, 249494), (994, 213099), (1491, 142066), (1506, 140651), (1698, 124747), (1757, 120558), (1981, 106926), (2982, 71033), (3514, 60279), (3962, 53463), (5271, 40186), (5943, 35642), (10542, 20093), (11886, 17821)]