89744039

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1$

素因数の和:228

約数の個数: 48

約数和(自身を含む): 121347072

約数和(自身を除く): 31603033

約数列:

[1, 7, 11, 31, 41, 49, 77, 131, 217, 287, 341, 451, 539, 917, 1271, 1441, 1519, 2009, 2387, 3157, 4061, 5371, 6419, 8897, 10087, 13981, 16709, 22099, 28427, 37597, 44671, 59081, 62279, 70609, 97867, 166501, 198989, 263179, 312697, 413567, 685069, 1165507, 1831511, 2188879, 2894969, 8158549, 12820577, 89744039]

約数ペア:

[(1, 89744039), (7, 12820577), (11, 8158549), (31, 2894969), (41, 2188879), (49, 1831511), (77, 1165507), (131, 685069), (217, 413567), (287, 312697), (341, 263179), (451, 198989), (539, 166501), (917, 97867), (1271, 70609), (1441, 62279), (1519, 59081), (2009, 44671), (2387, 37597), (3157, 28427), (4061, 22099), (5371, 16709), (6419, 13981), (8897, 10087)]