202904455

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{997}}^1$

素因数の和:1147

約数の個数: 32

約数和(自身を含む): 273627648

約数和(自身を除く): 70723193

約数列:

[1, 5, 13, 31, 65, 101, 155, 403, 505, 997, 1313, 2015, 3131, 4985, 6565, 12961, 15655, 30907, 40703, 64805, 100697, 154535, 203515, 401791, 503485, 1309061, 2008955, 3121607, 6545305, 15608035, 40580891, 202904455]

約数ペア:

[(1, 202904455), (5, 40580891), (13, 15608035), (31, 6545305), (65, 3121607), (101, 2008955), (155, 1309061), (403, 503485), (505, 401791), (997, 203515), (1313, 154535), (2015, 100697), (3131, 64805), (4985, 40703), (6565, 30907), (12961, 15655)]