1427720205

素因数分解:

$3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{659}}^1\times {\mathrm{1489}}^1$

素因数の和:2253

約数の個数: 32

約数和(自身を含む): 2312956800

約数和(自身を除く): 885236595

約数列:

[1, 3, 5, 15, 97, 291, 485, 659, 1455, 1489, 1977, 3295, 4467, 7445, 9885, 22335, 63923, 144433, 191769, 319615, 433299, 722165, 958845, 981251, 2166495, 2943753, 4906255, 14718765, 95181347, 285544041, 475906735, 1427720205]

約数ペア:

[(1, 1427720205), (3, 475906735), (5, 285544041), (15, 95181347), (97, 14718765), (291, 4906255), (485, 2943753), (659, 2166495), (1455, 981251), (1489, 958845), (1977, 722165), (3295, 433299), (4467, 319615), (7445, 191769), (9885, 144433), (22335, 63923)]