221487294

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{433}}^1\times {\mathrm{641}}^1$

素因数の和:1105

約数の個数: 64

約数和(自身を含む): 534965760

約数和(自身を除く): 313478466

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 266, 399, 433, 641, 798, 866, 1282, 1299, 1923, 2598, 3031, 3846, 4487, 6062, 8227, 8974, 9093, 12179, 13461, 16454, 18186, 24358, 24681, 26922, 36537, 49362, 57589, 73074, 85253, 115178, 170506, 172767, 255759, 277553, 345534, 511518, 555106, 832659, 1665318, 1942871, 3885742, 5273507, 5828613, 10547014, 11657226, 15820521, 31641042, 36914549, 73829098, 110743647, 221487294]

約数ペア:

[(1, 221487294), (2, 110743647), (3, 73829098), (6, 36914549), (7, 31641042), (14, 15820521), (19, 11657226), (21, 10547014), (38, 5828613), (42, 5273507), (57, 3885742), (114, 1942871), (133, 1665318), (266, 832659), (399, 555106), (433, 511518), (641, 345534), (798, 277553), (866, 255759), (1282, 172767), (1299, 170506), (1923, 115178), (2598, 85253), (3031, 73074), (3846, 57589), (4487, 49362), (6062, 36537), (8227, 26922), (8974, 24681), (9093, 24358), (12179, 18186), (13461, 16454)]