420861238

素因数分解:

$2^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{251}}^1\times {\mathrm{523}}^1$

素因数の和:1012

約数の個数: 32

約数和(自身を含む): 728904960

約数和(自身を除く): 308043722

約数列:

[1, 2, 7, 14, 229, 251, 458, 502, 523, 1046, 1603, 1757, 3206, 3514, 3661, 7322, 57479, 114958, 119767, 131273, 239534, 262546, 402353, 804706, 838369, 918911, 1676738, 1837822, 30061517, 60123034, 210430619, 420861238]

約数ペア:

[(1, 420861238), (2, 210430619), (7, 60123034), (14, 30061517), (229, 1837822), (251, 1676738), (458, 918911), (502, 838369), (523, 804706), (1046, 402353), (1603, 262546), (1757, 239534), (3206, 131273), (3514, 119767), (3661, 114958), (7322, 57479)]