15416145

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1$

素因数の和:342

約数の個数: 48

約数和(自身を含む): 28334592

約数和(自身を除く): 12918447

約数列:

[1, 3, 5, 9, 15, 31, 43, 45, 93, 129, 155, 215, 257, 279, 387, 465, 645, 771, 1285, 1333, 1395, 1935, 2313, 3855, 3999, 6665, 7967, 11051, 11565, 11997, 19995, 23901, 33153, 39835, 55255, 59985, 71703, 99459, 119505, 165765, 342581, 358515, 497295, 1027743, 1712905, 3083229, 5138715, 15416145]

約数ペア:

[(1, 15416145), (3, 5138715), (5, 3083229), (9, 1712905), (15, 1027743), (31, 497295), (43, 358515), (45, 342581), (93, 165765), (129, 119505), (155, 99459), (215, 71703), (257, 59985), (279, 55255), (387, 39835), (465, 33153), (645, 23901), (771, 19995), (1285, 11997), (1333, 11565), (1395, 11051), (1935, 7967), (2313, 6665), (3855, 3999)]