209967464

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{1531}}^1$

素因数の和:1654

約数の個数: 64

約数和(自身を含む): 470630400

約数和(自身を除く): 260662936

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 79, 124, 158, 217, 248, 316, 434, 553, 632, 868, 1106, 1531, 1736, 2212, 2449, 3062, 4424, 4898, 6124, 9796, 10717, 12248, 17143, 19592, 21434, 34286, 42868, 47461, 68572, 85736, 94922, 120949, 137144, 189844, 241898, 332227, 379688, 483796, 664454, 846643, 967592, 1328908, 1693286, 2657816, 3386572, 3749419, 6773144, 7498838, 14997676, 26245933, 29995352, 52491866, 104983732, 209967464]

約数ペア:

[(1, 209967464), (2, 104983732), (4, 52491866), (7, 29995352), (8, 26245933), (14, 14997676), (28, 7498838), (31, 6773144), (56, 3749419), (62, 3386572), (79, 2657816), (124, 1693286), (158, 1328908), (217, 967592), (248, 846643), (316, 664454), (434, 483796), (553, 379688), (632, 332227), (868, 241898), (1106, 189844), (1531, 137144), (1736, 120949), (2212, 94922), (2449, 85736), (3062, 68572), (4424, 47461), (4898, 42868), (6124, 34286), (9796, 21434), (10717, 19592), (12248, 17143)]