1427989865

素因数分解:

$5^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{761}}^1$

素因数の和:989

約数の個数: 32

約数和(自身を含む): 1790431776

約数和(自身を除く): 362441911

約数列:

[1, 5, 53, 73, 97, 265, 365, 485, 761, 3805, 3869, 5141, 7081, 19345, 25705, 35405, 40333, 55553, 73817, 201665, 277765, 369085, 375293, 1876465, 2944309, 3912301, 5388641, 14721545, 19561505, 26943205, 285597973, 1427989865]

約数ペア:

[(1, 1427989865), (5, 285597973), (53, 26943205), (73, 19561505), (97, 14721545), (265, 5388641), (365, 3912301), (485, 2944309), (761, 1876465), (3805, 375293), (3869, 369085), (5141, 277765), (7081, 201665), (19345, 73817), (25705, 55553), (35405, 40333)]