157218878828

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{550309}}^1$

素因数の和:550518

約数の個数: 48

約数和(自身を含む): 309159755520

約数和(自身を除く): 151940876692

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 151, 172, 302, 473, 604, 946, 1661, 1892, 3322, 6493, 6644, 12986, 25972, 71423, 142846, 285692, 550309, 1100618, 2201236, 6053399, 12106798, 23663287, 24213596, 47326574, 83096659, 94653148, 166193318, 260296157, 332386636, 520592314, 914063249, 1041184628, 1828126498, 3573156337, 3656252996, 7146312674, 14292625348, 39304719707, 78609439414, 157218878828]

約数ペア:

[(1, 157218878828), (2, 78609439414), (4, 39304719707), (11, 14292625348), (22, 7146312674), (43, 3656252996), (44, 3573156337), (86, 1828126498), (151, 1041184628), (172, 914063249), (302, 520592314), (473, 332386636), (604, 260296157), (946, 166193318), (1661, 94653148), (1892, 83096659), (3322, 47326574), (6493, 24213596), (6644, 23663287), (12986, 12106798), (25972, 6053399), (71423, 2201236), (142846, 1100618), (285692, 550309)]