287942746

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{29851}}^1$

素因数の和:29926

約数の個数: 32

約数和(自身を含む): 541634688

約数和(自身を除く): 253691942

約数列:

[1, 2, 7, 13, 14, 26, 53, 91, 106, 182, 371, 689, 742, 1378, 4823, 9646, 29851, 59702, 208957, 388063, 417914, 776126, 1582103, 2716441, 3164206, 5432882, 11074721, 20567339, 22149442, 41134678, 143971373, 287942746]

約数ペア:

[(1, 287942746), (2, 143971373), (7, 41134678), (13, 22149442), (14, 20567339), (26, 11074721), (53, 5432882), (91, 3164206), (106, 2716441), (182, 1582103), (371, 776126), (689, 417914), (742, 388063), (1378, 208957), (4823, 59702), (9646, 29851)]