64943658

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{577}}^1$

素因数の和:648

約数の個数: 72

約数和(自身を含む): 156757068

約数和(自身を除く): 91813410

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 37, 39, 74, 78, 111, 117, 169, 222, 234, 333, 338, 481, 507, 577, 666, 962, 1014, 1154, 1443, 1521, 1731, 2886, 3042, 3462, 4329, 5193, 6253, 7501, 8658, 10386, 12506, 15002, 18759, 21349, 22503, 37518, 42698, 45006, 56277, 64047, 67509, 97513, 112554, 128094, 135018, 192141, 195026, 277537, 292539, 384282, 555074, 585078, 832611, 877617, 1665222, 1755234, 2497833, 3607981, 4995666, 7215962, 10823943, 21647886, 32471829, 64943658]

約数ペア:

[(1, 64943658), (2, 32471829), (3, 21647886), (6, 10823943), (9, 7215962), (13, 4995666), (18, 3607981), (26, 2497833), (37, 1755234), (39, 1665222), (74, 877617), (78, 832611), (111, 585078), (117, 555074), (169, 384282), (222, 292539), (234, 277537), (333, 195026), (338, 192141), (481, 135018), (507, 128094), (577, 112554), (666, 97513), (962, 67509), (1014, 64047), (1154, 56277), (1443, 45006), (1521, 42698), (1731, 37518), (2886, 22503), (3042, 21349), (3462, 18759), (4329, 15002), (5193, 12506), (6253, 10386), (7501, 8658)]