990967554

素因数分解:

$2^1\times 3^3\times {\mathrm{73}}^1\times {\mathrm{251387}}^1$

素因数の和:251471

約数の個数: 32

約数和(自身を含む): 2232325440

約数和(自身を除く): 1241357886

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 73, 146, 219, 438, 657, 1314, 1971, 3942, 251387, 502774, 754161, 1508322, 2262483, 4524966, 6787449, 13574898, 18351251, 36702502, 55053753, 110107506, 165161259, 330322518, 495483777, 990967554]

約数ペア:

[(1, 990967554), (2, 495483777), (3, 330322518), (6, 165161259), (9, 110107506), (18, 55053753), (27, 36702502), (54, 18351251), (73, 13574898), (146, 6787449), (219, 4524966), (438, 2262483), (657, 1508322), (1314, 754161), (1971, 502774), (3942, 251387)]