28870812

素因数分解:

$2^2\times 3^2\times {\mathrm{61}}^1\times {\mathrm{13147}}^1$

素因数の和:13218

約数の個数: 36

約数和(自身を含む): 74181016

約数和(自身を除く): 45310204

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 61, 122, 183, 244, 366, 549, 732, 1098, 2196, 13147, 26294, 39441, 52588, 78882, 118323, 157764, 236646, 473292, 801967, 1603934, 2405901, 3207868, 4811802, 7217703, 9623604, 14435406, 28870812]

約数ペア:

[(1, 28870812), (2, 14435406), (3, 9623604), (4, 7217703), (6, 4811802), (9, 3207868), (12, 2405901), (18, 1603934), (36, 801967), (61, 473292), (122, 236646), (183, 157764), (244, 118323), (366, 78882), (549, 52588), (732, 39441), (1098, 26294), (2196, 13147)]