9997778

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{509}}^1$

素因数の和:602

約数の個数: 32

約数和(自身を含む): 18213120

約数和(自身を除く): 8215342

約数列:

[1, 2, 7, 14, 23, 46, 61, 122, 161, 322, 427, 509, 854, 1018, 1403, 2806, 3563, 7126, 9821, 11707, 19642, 23414, 31049, 62098, 81949, 163898, 217343, 434686, 714127, 1428254, 4998889, 9997778]

約数ペア:

[(1, 9997778), (2, 4998889), (7, 1428254), (14, 714127), (23, 434686), (46, 217343), (61, 163898), (122, 81949), (161, 62098), (322, 31049), (427, 23414), (509, 19642), (854, 11707), (1018, 9821), (1403, 7126), (2806, 3563)]