251021283

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{283}}^1$

素因数の和:515

約数の個数: 32

約数和(自身を含む): 353286912

約数和(自身を除く): 102265629

約数列:

[1, 3, 37, 61, 111, 131, 183, 283, 393, 849, 2257, 4847, 6771, 7991, 10471, 14541, 17263, 23973, 31413, 37073, 51789, 111219, 295667, 638731, 887001, 1371701, 1916193, 2261453, 4115103, 6784359, 83673761, 251021283]

約数ペア:

[(1, 251021283), (3, 83673761), (37, 6784359), (61, 4115103), (111, 2261453), (131, 1916193), (183, 1371701), (283, 887001), (393, 638731), (849, 295667), (2257, 111219), (4847, 51789), (6771, 37073), (7991, 31413), (10471, 23973), (14541, 17263)]