16704486

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{257}}^1$

素因数の和:445

約数の個数: 48

約数和(自身を含む): 38155104

約数和(自身を除く): 21450618

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 157, 207, 257, 314, 414, 471, 514, 771, 942, 1413, 1542, 2313, 2826, 3611, 4626, 5911, 7222, 10833, 11822, 17733, 21666, 32499, 35466, 40349, 53199, 64998, 80698, 106398, 121047, 242094, 363141, 726282, 928027, 1856054, 2784081, 5568162, 8352243, 16704486]

約数ペア:

[(1, 16704486), (2, 8352243), (3, 5568162), (6, 2784081), (9, 1856054), (18, 928027), (23, 726282), (46, 363141), (69, 242094), (138, 121047), (157, 106398), (207, 80698), (257, 64998), (314, 53199), (414, 40349), (471, 35466), (514, 32499), (771, 21666), (942, 17733), (1413, 11822), (1542, 10833), (2313, 7222), (2826, 5911), (3611, 4626)]