661251888

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{417457}}^1$

素因数の和:417482

約数の個数: 60

約数和(自身を含む): 2018826888

約数和(自身を除く): 1357575000

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 44, 48, 66, 72, 88, 99, 132, 144, 176, 198, 264, 396, 528, 792, 1584, 417457, 834914, 1252371, 1669828, 2504742, 3339656, 3757113, 4592027, 5009484, 6679312, 7514226, 9184054, 10018968, 13776081, 15028452, 18368108, 20037936, 27552162, 30056904, 36736216, 41328243, 55104324, 60113808, 73472432, 82656486, 110208648, 165312972, 220417296, 330625944, 661251888]

約数ペア:

[(1, 661251888), (2, 330625944), (3, 220417296), (4, 165312972), (6, 110208648), (8, 82656486), (9, 73472432), (11, 60113808), (12, 55104324), (16, 41328243), (18, 36736216), (22, 30056904), (24, 27552162), (33, 20037936), (36, 18368108), (44, 15028452), (48, 13776081), (66, 10018968), (72, 9184054), (88, 7514226), (99, 6679312), (132, 5009484), (144, 4592027), (176, 3757113), (198, 3339656), (264, 2504742), (396, 1669828), (528, 1252371), (792, 834914), (1584, 417457)]