78268395

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{1657}}^1$

素因数の和:1779

約数の個数: 32

約数和(自身を含む): 129881088

約数和(自身を除く): 51612693

約数列:

[1, 3, 5, 15, 47, 67, 141, 201, 235, 335, 705, 1005, 1657, 3149, 4971, 8285, 9447, 15745, 24855, 47235, 77879, 111019, 233637, 333057, 389395, 555095, 1168185, 1665285, 5217893, 15653679, 26089465, 78268395]

約数ペア:

[(1, 78268395), (3, 26089465), (5, 15653679), (15, 5217893), (47, 1665285), (67, 1168185), (141, 555095), (201, 389395), (235, 333057), (335, 233637), (705, 111019), (1005, 77879), (1657, 47235), (3149, 24855), (4971, 15745), (8285, 9447)]