818244

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1$

素因数の和:225

約数の個数: 72

約数和(自身を含む): 2515968

約数和(自身を除く): 1697724

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 28, 34, 36, 42, 51, 63, 68, 84, 102, 119, 126, 153, 191, 204, 238, 252, 306, 357, 382, 476, 573, 612, 714, 764, 1071, 1146, 1337, 1428, 1719, 2142, 2292, 2674, 3247, 3438, 4011, 4284, 5348, 6494, 6876, 8022, 9741, 12033, 12988, 16044, 19482, 22729, 24066, 29223, 38964, 45458, 48132, 58446, 68187, 90916, 116892, 136374, 204561, 272748, 409122, 818244]

約数ペア:

[(1, 818244), (2, 409122), (3, 272748), (4, 204561), (6, 136374), (7, 116892), (9, 90916), (12, 68187), (14, 58446), (17, 48132), (18, 45458), (21, 38964), (28, 29223), (34, 24066), (36, 22729), (42, 19482), (51, 16044), (63, 12988), (68, 12033), (84, 9741), (102, 8022), (119, 6876), (126, 6494), (153, 5348), (191, 4284), (204, 4011), (238, 3438), (252, 3247), (306, 2674), (357, 2292), (382, 2142), (476, 1719), (573, 1428), (612, 1337), (714, 1146), (764, 1071)]