198265984

素因数分解:

$2^7\times 7^1\times {\mathrm{79}}^1\times {\mathrm{2801}}^1$

素因数の和:2901

約数の個数: 64

約数和(自身を含む): 457286400

約数和(自身を除く): 259020416

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 79, 112, 128, 158, 224, 316, 448, 553, 632, 896, 1106, 1264, 2212, 2528, 2801, 4424, 5056, 5602, 8848, 10112, 11204, 17696, 19607, 22408, 35392, 39214, 44816, 70784, 78428, 89632, 156856, 179264, 221279, 313712, 358528, 442558, 627424, 885116, 1254848, 1548953, 1770232, 2509696, 3097906, 3540464, 6195812, 7080928, 12391624, 14161856, 24783248, 28323712, 49566496, 99132992, 198265984]

約数ペア:

[(1, 198265984), (2, 99132992), (4, 49566496), (7, 28323712), (8, 24783248), (14, 14161856), (16, 12391624), (28, 7080928), (32, 6195812), (56, 3540464), (64, 3097906), (79, 2509696), (112, 1770232), (128, 1548953), (158, 1254848), (224, 885116), (316, 627424), (448, 442558), (553, 358528), (632, 313712), (896, 221279), (1106, 179264), (1264, 156856), (2212, 89632), (2528, 78428), (2801, 70784), (4424, 44816), (5056, 39214), (5602, 35392), (8848, 22408), (10112, 19607), (11204, 17696)]