990571395

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{22153}}^1$

素因数の和:22443

約数の個数: 32

約数和(自身を含む): 1735455744

約数和(自身を除く): 744884349

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 271, 813, 1355, 2981, 4065, 8943, 14905, 22153, 44715, 66459, 110765, 243683, 332295, 731049, 1218415, 3655245, 6003463, 18010389, 30017315, 66038093, 90051945, 198114279, 330190465, 990571395]

約数ペア:

[(1, 990571395), (3, 330190465), (5, 198114279), (11, 90051945), (15, 66038093), (33, 30017315), (55, 18010389), (165, 6003463), (271, 3655245), (813, 1218415), (1355, 731049), (2981, 332295), (4065, 243683), (8943, 110765), (14905, 66459), (22153, 44715)]