31459095

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{41}}^1\times {\mathrm{59}}^1$

素因数の和:145

約数の個数: 72

約数和(自身を含む): 60343920

約数和(自身を除く): 28884825

約数列:

[1, 3, 5, 9, 15, 17, 41, 45, 51, 59, 85, 123, 153, 177, 205, 255, 289, 295, 369, 531, 615, 697, 765, 867, 885, 1003, 1445, 1845, 2091, 2419, 2601, 2655, 3009, 3485, 4335, 5015, 6273, 7257, 9027, 10455, 11849, 12095, 13005, 15045, 17051, 21771, 31365, 35547, 36285, 41123, 45135, 51153, 59245, 85255, 106641, 108855, 123369, 153459, 177735, 205615, 255765, 370107, 533205, 616845, 699091, 767295, 1850535, 2097273, 3495455, 6291819, 10486365, 31459095]

約数ペア:

[(1, 31459095), (3, 10486365), (5, 6291819), (9, 3495455), (15, 2097273), (17, 1850535), (41, 767295), (45, 699091), (51, 616845), (59, 533205), (85, 370107), (123, 255765), (153, 205615), (177, 177735), (205, 153459), (255, 123369), (289, 108855), (295, 106641), (369, 85255), (531, 59245), (615, 51153), (697, 45135), (765, 41123), (867, 36285), (885, 35547), (1003, 31365), (1445, 21771), (1845, 17051), (2091, 15045), (2419, 13005), (2601, 12095), (2655, 11849), (3009, 10455), (3485, 9027), (4335, 7257), (5015, 6273)]