47405995

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2423}}^1$

素因数の和:2491

約数の個数: 32

約数和(自身を含む): 71672832

約数和(自身を除く): 24266837

約数列:

[1, 5, 7, 13, 35, 43, 65, 91, 215, 301, 455, 559, 1505, 2423, 2795, 3913, 12115, 16961, 19565, 31499, 84805, 104189, 157495, 220493, 520945, 729323, 1102465, 1354457, 3646615, 6772285, 9481199, 47405995]

約数ペア:

[(1, 47405995), (5, 9481199), (7, 6772285), (13, 3646615), (35, 1354457), (43, 1102465), (65, 729323), (91, 520945), (215, 220493), (301, 157495), (455, 104189), (559, 84805), (1505, 31499), (2423, 19565), (2795, 16961), (3913, 12115)]