87213357

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{317}}^1\times {\mathrm{397}}^1$

素因数の和:738

約数の個数: 48

約数和(自身を含む): 157951872

約数和(自身を除く): 70738515

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 317, 397, 693, 951, 1191, 2219, 2779, 2853, 3487, 3573, 4367, 6657, 8337, 10461, 13101, 19971, 24409, 25011, 30569, 31383, 39303, 73227, 91707, 125849, 219681, 275121, 377547, 880943, 1132641, 1384339, 2642829, 4153017, 7928487, 9690373, 12459051, 29071119, 87213357]

約数ペア:

[(1, 87213357), (3, 29071119), (7, 12459051), (9, 9690373), (11, 7928487), (21, 4153017), (33, 2642829), (63, 1384339), (77, 1132641), (99, 880943), (231, 377547), (317, 275121), (397, 219681), (693, 125849), (951, 91707), (1191, 73227), (2219, 39303), (2779, 31383), (2853, 30569), (3487, 25011), (3573, 24409), (4367, 19971), (6657, 13101), (8337, 10461)]