421799655

素因数分解:

$3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{349}}^1\times {\mathrm{409}}^1$

素因数の和:963

約数の個数: 32

約数和(自身を含む): 681912000

約数和(自身を除く): 260112345

約数列:

[1, 3, 5, 15, 197, 349, 409, 591, 985, 1047, 1227, 1745, 2045, 2955, 5235, 6135, 68753, 80573, 142741, 206259, 241719, 343765, 402865, 428223, 713705, 1031295, 1208595, 2141115, 28119977, 84359931, 140599885, 421799655]

約数ペア:

[(1, 421799655), (3, 140599885), (5, 84359931), (15, 28119977), (197, 2141115), (349, 1208595), (409, 1031295), (591, 713705), (985, 428223), (1047, 402865), (1227, 343765), (1745, 241719), (2045, 206259), (2955, 142741), (5235, 80573), (6135, 68753)]