201901917

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{421}}^1\times {\mathrm{557}}^1$

素因数の和:1029

約数の個数: 32

約数和(自身を含む): 316479744

約数和(自身を除く): 114577827

約数列:

[1, 3, 7, 21, 41, 123, 287, 421, 557, 861, 1263, 1671, 2947, 3899, 8841, 11697, 17261, 22837, 51783, 68511, 120827, 159859, 234497, 362481, 479577, 703491, 1641479, 4924437, 9614377, 28843131, 67300639, 201901917]

約数ペア:

[(1, 201901917), (3, 67300639), (7, 28843131), (21, 9614377), (41, 4924437), (123, 1641479), (287, 703491), (421, 479577), (557, 362481), (861, 234497), (1263, 159859), (1671, 120827), (2947, 68511), (3899, 51783), (8841, 22837), (11697, 17261)]