728944203

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{644513}}^1$

素因数の和:644558

約数の個数: 16

約数和(自身を含む): 1082783520

約数和(自身を除く): 353839317

約数列:

[1, 3, 13, 29, 39, 87, 377, 1131, 644513, 1933539, 8378669, 18690877, 25136007, 56072631, 242981401, 728944203]

約数ペア:

[(1, 728944203), (3, 242981401), (13, 56072631), (29, 25136007), (39, 18690877), (87, 8378669), (377, 1933539), (1131, 644513)]