221530101

素因数分解:

$3^1\times {\mathrm{13}}^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1$

素因数の和:151

約数の個数: 64

約数和(自身を含む): 354144000

約数和(自身を除く): 132613899

約数列:

[1, 3, 13, 19, 29, 39, 57, 61, 87, 169, 183, 247, 377, 507, 551, 741, 793, 1131, 1159, 1653, 1769, 2197, 2379, 3211, 3477, 4901, 5307, 6591, 7163, 9633, 10309, 14703, 15067, 21489, 22997, 30927, 33611, 41743, 45201, 63713, 68991, 93119, 100833, 125229, 134017, 191139, 195871, 279357, 298961, 402051, 436943, 587613, 896883, 1210547, 1310829, 2546323, 3631641, 3886493, 5680259, 7638969, 11659479, 17040777, 73843367, 221530101]

約数ペア:

[(1, 221530101), (3, 73843367), (13, 17040777), (19, 11659479), (29, 7638969), (39, 5680259), (57, 3886493), (61, 3631641), (87, 2546323), (169, 1310829), (183, 1210547), (247, 896883), (377, 587613), (507, 436943), (551, 402051), (741, 298961), (793, 279357), (1131, 195871), (1159, 191139), (1653, 134017), (1769, 125229), (2197, 100833), (2379, 93119), (3211, 68991), (3477, 63713), (4901, 45201), (5307, 41743), (6591, 33611), (7163, 30927), (9633, 22997), (10309, 21489), (14703, 15067)]