397702955

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^2$

素因数の和:228

約数の個数: 48

約数和(自身を含む): 551214720

約数和(自身を除く): 153511765

約数列:

[1, 5, 13, 29, 47, 65, 67, 145, 235, 335, 377, 611, 871, 1363, 1885, 1943, 3055, 3149, 4355, 4489, 6815, 9715, 15745, 17719, 22445, 25259, 40937, 58357, 88595, 91321, 126295, 130181, 204685, 210983, 291785, 456605, 650905, 1054915, 1187173, 1692353, 2742779, 5935865, 6118507, 8461765, 13713895, 30592535, 79540591, 397702955]

約数ペア:

[(1, 397702955), (5, 79540591), (13, 30592535), (29, 13713895), (47, 8461765), (65, 6118507), (67, 5935865), (145, 2742779), (235, 1692353), (335, 1187173), (377, 1054915), (611, 650905), (871, 456605), (1363, 291785), (1885, 210983), (1943, 204685), (3055, 130181), (3149, 126295), (4355, 91321), (4489, 88595), (6815, 58357), (9715, 40937), (15745, 25259), (17719, 22445)]