23005845

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1$

素因数の和:135

約数の個数: 72

約数和(自身を含む): 44539560

約数和(自身を除く): 21533715

約数列:

[1, 3, 5, 9, 15, 17, 29, 45, 51, 61, 85, 87, 145, 153, 183, 255, 261, 289, 305, 435, 493, 549, 765, 867, 915, 1037, 1305, 1445, 1479, 1769, 2465, 2601, 2745, 3111, 4335, 4437, 5185, 5307, 7395, 8381, 8845, 9333, 13005, 15555, 15921, 17629, 22185, 25143, 26535, 30073, 41905, 46665, 52887, 75429, 79605, 88145, 90219, 125715, 150365, 158661, 264435, 270657, 377145, 451095, 511241, 793305, 1353285, 1533723, 2556205, 4601169, 7668615, 23005845]

約数ペア:

[(1, 23005845), (3, 7668615), (5, 4601169), (9, 2556205), (15, 1533723), (17, 1353285), (29, 793305), (45, 511241), (51, 451095), (61, 377145), (85, 270657), (87, 264435), (145, 158661), (153, 150365), (183, 125715), (255, 90219), (261, 88145), (289, 79605), (305, 75429), (435, 52887), (493, 46665), (549, 41905), (765, 30073), (867, 26535), (915, 25143), (1037, 22185), (1305, 17629), (1445, 15921), (1479, 15555), (1769, 13005), (2465, 9333), (2601, 8845), (2745, 8381), (3111, 7395), (4335, 5307), (4437, 5185)]