211951012

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{953}}^1$

素因数の和:1037

約数の個数: 72

約数和(自身を含む): 469276416

約数和(自身を除く): 257325404

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 47, 52, 91, 94, 169, 182, 188, 329, 338, 364, 611, 658, 676, 953, 1183, 1222, 1316, 1906, 2366, 2444, 3812, 4277, 4732, 6671, 7943, 8554, 12389, 13342, 15886, 17108, 24778, 26684, 31772, 44791, 49556, 55601, 86723, 89582, 111202, 161057, 173446, 179164, 222404, 313537, 322114, 346892, 582283, 627074, 644228, 1127399, 1164566, 1254148, 2254798, 2329132, 4075981, 4509596, 7569679, 8151962, 15139358, 16303924, 30278716, 52987753, 105975506, 211951012]

約数ペア:

[(1, 211951012), (2, 105975506), (4, 52987753), (7, 30278716), (13, 16303924), (14, 15139358), (26, 8151962), (28, 7569679), (47, 4509596), (52, 4075981), (91, 2329132), (94, 2254798), (169, 1254148), (182, 1164566), (188, 1127399), (329, 644228), (338, 627074), (364, 582283), (611, 346892), (658, 322114), (676, 313537), (953, 222404), (1183, 179164), (1222, 173446), (1316, 161057), (1906, 111202), (2366, 89582), (2444, 86723), (3812, 55601), (4277, 49556), (4732, 44791), (6671, 31772), (7943, 26684), (8554, 24778), (12389, 17108), (13342, 15886)]