2021303385

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{30829}}^1$

素因数の和:30918

約数の個数: 48

約数和(自身を含む): 3693680640

約数和(自身を除く): 1672377255

約数列:

[1, 3, 5, 9, 15, 31, 45, 47, 93, 141, 155, 235, 279, 423, 465, 705, 1395, 1457, 2115, 4371, 7285, 13113, 21855, 30829, 65565, 92487, 154145, 277461, 462435, 955699, 1387305, 1448963, 2867097, 4346889, 4778495, 7244815, 8601291, 13040667, 14335485, 21734445, 43006455, 44917853, 65203335, 134753559, 224589265, 404260677, 673767795, 2021303385]

約数ペア:

[(1, 2021303385), (3, 673767795), (5, 404260677), (9, 224589265), (15, 134753559), (31, 65203335), (45, 44917853), (47, 43006455), (93, 21734445), (141, 14335485), (155, 13040667), (235, 8601291), (279, 7244815), (423, 4778495), (465, 4346889), (705, 2867097), (1395, 1448963), (1457, 1387305), (2115, 955699), (4371, 462435), (7285, 277461), (13113, 154145), (21855, 92487), (30829, 65565)]