421489330

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{79979}}^1$

素因数の和:80034

約数の個数: 32

約数和(自身を含む): 829232640

約数和(自身を除く): 407743310

約数列:

[1, 2, 5, 10, 17, 31, 34, 62, 85, 155, 170, 310, 527, 1054, 2635, 5270, 79979, 159958, 399895, 799790, 1359643, 2479349, 2719286, 4958698, 6798215, 12396745, 13596430, 24793490, 42148933, 84297866, 210744665, 421489330]

約数ペア:

[(1, 421489330), (2, 210744665), (5, 84297866), (10, 42148933), (17, 24793490), (31, 13596430), (34, 12396745), (62, 6798215), (85, 4958698), (155, 2719286), (170, 2479349), (310, 1359643), (527, 799790), (1054, 399895), (2635, 159958), (5270, 79979)]