2045442035

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{642211}}^1$

素因数の和:642243

約数の個数: 24

約数和(自身を含む): 3074911056

約数和(自身を除く): 1029469021

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 245, 455, 637, 3185, 642211, 3211055, 4495477, 8348743, 22477385, 31468339, 41743715, 58441201, 157341695, 292206005, 409088407, 2045442035]

約数ペア:

[(1, 2045442035), (5, 409088407), (7, 292206005), (13, 157341695), (35, 58441201), (49, 41743715), (65, 31468339), (91, 22477385), (245, 8348743), (455, 4495477), (637, 3211055), (3185, 642211)]