81863490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{16741}}^1$

素因数の和:16914

約数の個数: 32

約数和(自身を含む): 197689536

約数和(自身を除く): 115826046

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 163, 326, 489, 815, 978, 1630, 2445, 4890, 16741, 33482, 50223, 83705, 100446, 167410, 251115, 502230, 2728783, 5457566, 8186349, 13643915, 16372698, 27287830, 40931745, 81863490]

約数ペア:

[(1, 81863490), (2, 40931745), (3, 27287830), (5, 16372698), (6, 13643915), (10, 8186349), (15, 5457566), (30, 2728783), (163, 502230), (326, 251115), (489, 167410), (815, 100446), (978, 83705), (1630, 50223), (2445, 33482), (4890, 16741)]