990244556

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{919}}^1\times {\mathrm{1327}}^1$

素因数の和:2286

約数の個数: 48

約数和(自身を含む): 2052556800

約数和(自身を除く): 1062312244

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 406, 812, 919, 1327, 1838, 2654, 3676, 5308, 6433, 9289, 12866, 18578, 25732, 26651, 37156, 38483, 53302, 76966, 106604, 153932, 186557, 269381, 373114, 538762, 746228, 1077524, 1219513, 2439026, 4878052, 8536591, 17073182, 34146364, 35365877, 70731754, 141463508, 247561139, 495122278, 990244556]

約数ペア:

[(1, 990244556), (2, 495122278), (4, 247561139), (7, 141463508), (14, 70731754), (28, 35365877), (29, 34146364), (58, 17073182), (116, 8536591), (203, 4878052), (406, 2439026), (812, 1219513), (919, 1077524), (1327, 746228), (1838, 538762), (2654, 373114), (3676, 269381), (5308, 186557), (6433, 153932), (9289, 106604), (12866, 76966), (18578, 53302), (25732, 38483), (26651, 37156)]