71478015

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{1231}}^1$

素因数の和:1332

約数の個数: 48

約数和(自身を含む): 134830080

約数和(自身を除く): 63352065

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 79, 105, 147, 237, 245, 395, 553, 735, 1185, 1231, 1659, 2765, 3693, 3871, 6155, 8295, 8617, 11613, 18465, 19355, 25851, 43085, 58065, 60319, 97249, 129255, 180957, 291747, 301595, 486245, 680743, 904785, 1458735, 2042229, 3403715, 4765201, 10211145, 14295603, 23826005, 71478015]

約数ペア:

[(1, 71478015), (3, 23826005), (5, 14295603), (7, 10211145), (15, 4765201), (21, 3403715), (35, 2042229), (49, 1458735), (79, 904785), (105, 680743), (147, 486245), (237, 301595), (245, 291747), (395, 180957), (553, 129255), (735, 97249), (1185, 60319), (1231, 58065), (1659, 43085), (2765, 25851), (3693, 19355), (3871, 18465), (6155, 11613), (8295, 8617)]