72197476

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{106801}}^1$

素因数の和:106831

約数の個数: 18

約数和(自身を含む): 136813362

約数和(自身を除く): 64615886

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 106801, 213602, 427204, 1388413, 2776826, 5553652, 18049369, 36098738, 72197476]

約数ペア:

[(1, 72197476), (2, 36098738), (4, 18049369), (13, 5553652), (26, 2776826), (52, 1388413), (169, 427204), (338, 213602), (676, 106801)]