84877779

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1\times {\mathrm{383}}^1$

素因数の和:627

約数の個数: 32

約数和(自身を含む): 132562944

約数和(自身を除く): 47685165

約数列:

[1, 3, 7, 21, 61, 173, 183, 383, 427, 519, 1149, 1211, 1281, 2681, 3633, 8043, 10553, 23363, 31659, 66259, 70089, 73871, 163541, 198777, 221613, 463813, 490623, 1391439, 4041799, 12125397, 28292593, 84877779]

約数ペア:

[(1, 84877779), (3, 28292593), (7, 12125397), (21, 4041799), (61, 1391439), (173, 490623), (183, 463813), (383, 221613), (427, 198777), (519, 163541), (1149, 73871), (1211, 70089), (1281, 66259), (2681, 31659), (3633, 23363), (8043, 10553)]