2016321825

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{227}}^1\times {\mathrm{2417}}^1$

素因数の和:2671

約数の個数: 72

約数和(自身を含む): 3896616672

約数和(自身を除く): 1880294847

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 75, 105, 147, 175, 227, 245, 525, 681, 735, 1135, 1225, 1589, 2417, 3405, 3675, 4767, 5675, 7251, 7945, 11123, 12085, 16919, 17025, 23835, 33369, 36255, 39725, 50757, 55615, 60425, 84595, 118433, 119175, 166845, 181275, 253785, 278075, 355299, 422975, 548659, 592165, 834225, 1268925, 1645977, 1776495, 2743295, 2960825, 3840613, 8229885, 8882475, 11521839, 13716475, 19203065, 26884291, 41149425, 57609195, 80652873, 96015325, 134421455, 288045975, 403264365, 672107275, 2016321825]

約数ペア:

[(1, 2016321825), (3, 672107275), (5, 403264365), (7, 288045975), (15, 134421455), (21, 96015325), (25, 80652873), (35, 57609195), (49, 41149425), (75, 26884291), (105, 19203065), (147, 13716475), (175, 11521839), (227, 8882475), (245, 8229885), (525, 3840613), (681, 2960825), (735, 2743295), (1135, 1776495), (1225, 1645977), (1589, 1268925), (2417, 834225), (3405, 592165), (3675, 548659), (4767, 422975), (5675, 355299), (7251, 278075), (7945, 253785), (11123, 181275), (12085, 166845), (16919, 119175), (17025, 118433), (23835, 84595), (33369, 60425), (36255, 55615), (39725, 50757)]