395449392

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{20443}}^1$

素因数の和:20498

約数の個数: 80

約数和(自身を含む): 1135705088

約数和(自身を除く): 740255696

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 39, 48, 52, 62, 78, 93, 104, 124, 156, 186, 208, 248, 312, 372, 403, 496, 624, 744, 806, 1209, 1488, 1612, 2418, 3224, 4836, 6448, 9672, 19344, 20443, 40886, 61329, 81772, 122658, 163544, 245316, 265759, 327088, 490632, 531518, 633733, 797277, 981264, 1063036, 1267466, 1594554, 1901199, 2126072, 2534932, 3189108, 3802398, 4252144, 5069864, 6378216, 7604796, 8238529, 10139728, 12756432, 15209592, 16477058, 24715587, 30419184, 32954116, 49431174, 65908232, 98862348, 131816464, 197724696, 395449392]

約数ペア:

[(1, 395449392), (2, 197724696), (3, 131816464), (4, 98862348), (6, 65908232), (8, 49431174), (12, 32954116), (13, 30419184), (16, 24715587), (24, 16477058), (26, 15209592), (31, 12756432), (39, 10139728), (48, 8238529), (52, 7604796), (62, 6378216), (78, 5069864), (93, 4252144), (104, 3802398), (124, 3189108), (156, 2534932), (186, 2126072), (208, 1901199), (248, 1594554), (312, 1267466), (372, 1063036), (403, 981264), (496, 797277), (624, 633733), (744, 531518), (806, 490632), (1209, 327088), (1488, 265759), (1612, 245316), (2418, 163544), (3224, 122658), (4836, 81772), (6448, 61329), (9672, 40886), (19344, 20443)]