210978005

素因数分解:

$5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{233}}^1\times {\mathrm{631}}^1$

素因数の和:917

約数の個数: 32

約数和(自身を含む): 298142208

約数和(自身を除く): 87164203

約数列:

[1, 5, 7, 35, 41, 205, 233, 287, 631, 1165, 1435, 1631, 3155, 4417, 8155, 9553, 22085, 25871, 47765, 66871, 129355, 147023, 181097, 334355, 735115, 905485, 1029161, 5145805, 6027943, 30139715, 42195601, 210978005]

約数ペア:

[(1, 210978005), (5, 42195601), (7, 30139715), (35, 6027943), (41, 5145805), (205, 1029161), (233, 905485), (287, 735115), (631, 334355), (1165, 181097), (1435, 147023), (1631, 129355), (3155, 66871), (4417, 47765), (8155, 25871), (9553, 22085)]