1285965

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^2$

素因数の和:110

約数の個数: 36

約数和(自身を含む): 2419092

約数和(自身を除く): 1133127

約数列:

[1, 3, 5, 9, 15, 17, 41, 45, 51, 85, 123, 153, 205, 255, 369, 615, 697, 765, 1681, 1845, 2091, 3485, 5043, 6273, 8405, 10455, 15129, 25215, 28577, 31365, 75645, 85731, 142885, 257193, 428655, 1285965]

約数ペア:

[(1, 1285965), (3, 428655), (5, 257193), (9, 142885), (15, 85731), (17, 75645), (41, 31365), (45, 28577), (51, 25215), (85, 15129), (123, 10455), (153, 8405), (205, 6273), (255, 5043), (369, 3485), (615, 2091), (697, 1845), (765, 1681)]