90979876

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{22147}}^1$

素因数の和:22243

約数の個数: 24

約数和(自身を含む): 173640320

約数和(自身を除く): 82660444

約数列:

[1, 2, 4, 13, 26, 52, 79, 158, 316, 1027, 2054, 4108, 22147, 44294, 88588, 287911, 575822, 1151644, 1749613, 3499226, 6998452, 22744969, 45489938, 90979876]

約数ペア:

[(1, 90979876), (2, 45489938), (4, 22744969), (13, 6998452), (26, 3499226), (52, 1749613), (79, 1151644), (158, 575822), (316, 287911), (1027, 88588), (2054, 44294), (4108, 22147)]