220698903

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1\times {\mathrm{197}}^1$

素因数の和:471

約数の個数: 32

約数和(自身を含む): 311731200

約数和(自身を除く): 91032297

約数列:

[1, 3, 29, 79, 87, 163, 197, 237, 489, 591, 2291, 4727, 5713, 6873, 12877, 14181, 15563, 17139, 32111, 38631, 46689, 96333, 373433, 451327, 931219, 1120299, 1353981, 2536769, 2793657, 7610307, 73566301, 220698903]

約数ペア:

[(1, 220698903), (3, 73566301), (29, 7610307), (79, 2793657), (87, 2536769), (163, 1353981), (197, 1120299), (237, 931219), (489, 451327), (591, 373433), (2291, 96333), (4727, 46689), (5713, 38631), (6873, 32111), (12877, 17139), (14181, 15563)]