82897515

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{457}}^1$

素因数の和:636

約数の個数: 48

約数和(自身を含む): 150040800

約数和(自身を除く): 67143285

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 139, 145, 261, 417, 435, 457, 695, 1251, 1305, 1371, 2085, 2285, 4031, 4113, 6255, 6855, 12093, 13253, 20155, 20565, 36279, 39759, 60465, 63523, 66265, 119277, 181395, 190569, 198795, 317615, 571707, 596385, 952845, 1842167, 2858535, 5526501, 9210835, 16579503, 27632505, 82897515]

約数ペア:

[(1, 82897515), (3, 27632505), (5, 16579503), (9, 9210835), (15, 5526501), (29, 2858535), (45, 1842167), (87, 952845), (139, 596385), (145, 571707), (261, 317615), (417, 198795), (435, 190569), (457, 181395), (695, 119277), (1251, 66265), (1305, 63523), (1371, 60465), (2085, 39759), (2285, 36279), (4031, 20565), (4113, 20155), (6255, 13253), (6855, 12093)]