158298196

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{1997}}^1$

素因数の和:2176

約数の個数: 48

約数和(自身を含む): 335664000

約数和(自身を除く): 177365804

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 149, 266, 298, 532, 596, 1043, 1997, 2086, 2831, 3994, 4172, 5662, 7988, 11324, 13979, 19817, 27958, 37943, 39634, 55916, 75886, 79268, 151772, 265601, 297553, 531202, 595106, 1062404, 1190212, 2082871, 4165742, 5653507, 8331484, 11307014, 22614028, 39574549, 79149098, 158298196]

約数ペア:

[(1, 158298196), (2, 79149098), (4, 39574549), (7, 22614028), (14, 11307014), (19, 8331484), (28, 5653507), (38, 4165742), (76, 2082871), (133, 1190212), (149, 1062404), (266, 595106), (298, 531202), (532, 297553), (596, 265601), (1043, 151772), (1997, 79268), (2086, 75886), (2831, 55916), (3994, 39634), (4172, 37943), (5662, 27958), (7988, 19817), (11324, 13979)]