1900446639

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1847}}^1\times {\mathrm{3769}}^1$

素因数の和:5639

約数の個数: 32

約数和(自身を含む): 3121198080

約数和(自身を除く): 1220751441

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 1847, 3769, 5541, 11307, 12929, 24011, 26383, 38787, 48997, 72033, 79149, 146991, 168077, 342979, 504231, 1028937, 6961343, 20884029, 48729401, 90497459, 146188203, 271492377, 633482213, 1900446639]

約数ペア:

[(1, 1900446639), (3, 633482213), (7, 271492377), (13, 146188203), (21, 90497459), (39, 48729401), (91, 20884029), (273, 6961343), (1847, 1028937), (3769, 504231), (5541, 342979), (11307, 168077), (12929, 146991), (24011, 79149), (26383, 72033), (38787, 48997)]