2021878425

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{32363}}^1$

素因数の和:32407

約数の個数: 72

約数和(自身を含む): 4117477536

約数和(自身を除く): 2095599111

約数列:

[1, 3, 5, 7, 15, 17, 21, 25, 35, 49, 51, 75, 85, 105, 119, 147, 175, 245, 255, 357, 425, 525, 595, 735, 833, 1225, 1275, 1785, 2499, 2975, 3675, 4165, 8925, 12495, 20825, 32363, 62475, 97089, 161815, 226541, 485445, 550171, 679623, 809075, 1132705, 1585787, 1650513, 2427225, 2750855, 3398115, 3851197, 4757361, 5663525, 7928935, 8252565, 11553591, 13754275, 16990575, 19255985, 23786805, 26958379, 39644675, 41262825, 57767955, 80875137, 96279925, 118934025, 134791895, 288839775, 404375685, 673959475, 2021878425]

約数ペア:

[(1, 2021878425), (3, 673959475), (5, 404375685), (7, 288839775), (15, 134791895), (17, 118934025), (21, 96279925), (25, 80875137), (35, 57767955), (49, 41262825), (51, 39644675), (75, 26958379), (85, 23786805), (105, 19255985), (119, 16990575), (147, 13754275), (175, 11553591), (245, 8252565), (255, 7928935), (357, 5663525), (425, 4757361), (525, 3851197), (595, 3398115), (735, 2750855), (833, 2427225), (1225, 1650513), (1275, 1585787), (1785, 1132705), (2499, 809075), (2975, 679623), (3675, 550171), (4165, 485445), (8925, 226541), (12495, 161815), (20825, 97089), (32363, 62475)]