201212487

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{138863}}^1$

素因数の和:138899

約数の個数: 24

約数和(自身を含む): 346604544

約数和(自身を除く): 145392057

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 138863, 416589, 972041, 1249767, 2916123, 3193849, 8748369, 9581547, 22356943, 28744641, 67070829, 201212487]

約数ペア:

[(1, 201212487), (3, 67070829), (7, 28744641), (9, 22356943), (21, 9581547), (23, 8748369), (63, 3193849), (69, 2916123), (161, 1249767), (207, 972041), (483, 416589), (1449, 138863)]