156657855

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{2417}}^1$

素因数の和:2603

約数の個数: 32

約数和(自身を含む): 261144000

約数和(自身を除く): 104486145

約数列:

[1, 3, 5, 15, 29, 87, 145, 149, 435, 447, 745, 2235, 2417, 4321, 7251, 12085, 12963, 21605, 36255, 64815, 70093, 210279, 350465, 360133, 1051395, 1080399, 1800665, 5401995, 10443857, 31331571, 52219285, 156657855]

約数ペア:

[(1, 156657855), (3, 52219285), (5, 31331571), (15, 10443857), (29, 5401995), (87, 1800665), (145, 1080399), (149, 1051395), (435, 360133), (447, 350465), (745, 210279), (2235, 70093), (2417, 64815), (4321, 36255), (7251, 21605), (12085, 12963)]