253310988

素因数分解:

$2^2\times 3^1\times 7^3\times {\mathrm{61543}}^1$

素因数の和:61571

約数の個数: 48

約数和(自身を含む): 689292800

約数和(自身を除く): 435981812

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 343, 588, 686, 1029, 1372, 2058, 4116, 61543, 123086, 184629, 246172, 369258, 430801, 738516, 861602, 1292403, 1723204, 2584806, 3015607, 5169612, 6031214, 9046821, 12062428, 18093642, 21109249, 36187284, 42218498, 63327747, 84436996, 126655494, 253310988]

約数ペア:

[(1, 253310988), (2, 126655494), (3, 84436996), (4, 63327747), (6, 42218498), (7, 36187284), (12, 21109249), (14, 18093642), (21, 12062428), (28, 9046821), (42, 6031214), (49, 5169612), (84, 3015607), (98, 2584806), (147, 1723204), (196, 1292403), (294, 861602), (343, 738516), (588, 430801), (686, 369258), (1029, 246172), (1372, 184629), (2058, 123086), (4116, 61543)]