218608716

素因数分解:

$2^2\times 3^1\times {\mathrm{71}}^1\times {\mathrm{379}}^1\times {\mathrm{677}}^1$

素因数の和:1134

約数の個数: 48

約数和(自身を含む): 519402240

約数和(自身を除く): 300793524

約数列:

[1, 2, 3, 4, 6, 12, 71, 142, 213, 284, 379, 426, 677, 758, 852, 1137, 1354, 1516, 2031, 2274, 2708, 4062, 4548, 8124, 26909, 48067, 53818, 80727, 96134, 107636, 144201, 161454, 192268, 256583, 288402, 322908, 513166, 576804, 769749, 1026332, 1539498, 3078996, 18217393, 36434786, 54652179, 72869572, 109304358, 218608716]

約数ペア:

[(1, 218608716), (2, 109304358), (3, 72869572), (4, 54652179), (6, 36434786), (12, 18217393), (71, 3078996), (142, 1539498), (213, 1026332), (284, 769749), (379, 576804), (426, 513166), (677, 322908), (758, 288402), (852, 256583), (1137, 192268), (1354, 161454), (1516, 144201), (2031, 107636), (2274, 96134), (2708, 80727), (4062, 53818), (4548, 48067), (8124, 26909)]