221251430

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{7523}}^1$

素因数の和:7720

約数の個数: 32

約数和(自身を含む): 424173024

約数和(自身を除く): 202921594

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 173, 346, 865, 1730, 2941, 5882, 7523, 14705, 15046, 29410, 37615, 75230, 127891, 255782, 639455, 1278910, 1301479, 2602958, 6507395, 13014790, 22125143, 44250286, 110625715, 221251430]

約数ペア:

[(1, 221251430), (2, 110625715), (5, 44250286), (10, 22125143), (17, 13014790), (34, 6507395), (85, 2602958), (170, 1301479), (173, 1278910), (346, 639455), (865, 255782), (1730, 127891), (2941, 75230), (5882, 37615), (7523, 29410), (14705, 15046)]