289121252

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{373}}^1$

素因数の和:481

約数の個数: 96

約数和(自身を含む): 643399680

約数和(自身を除く): 354278428

約数列:

[1, 2, 4, 7, 14, 19, 28, 31, 38, 47, 62, 76, 94, 124, 133, 188, 217, 266, 329, 373, 434, 532, 589, 658, 746, 868, 893, 1178, 1316, 1457, 1492, 1786, 2356, 2611, 2914, 3572, 4123, 5222, 5828, 6251, 7087, 8246, 10199, 10444, 11563, 12502, 14174, 16492, 17531, 20398, 23126, 25004, 27683, 28348, 35062, 40796, 46252, 49609, 55366, 70124, 80941, 99218, 110732, 122717, 161882, 193781, 198436, 219697, 245434, 323764, 333089, 387562, 439394, 490868, 543461, 666178, 775124, 878788, 1086922, 1332356, 1537879, 2173844, 2331623, 3075758, 3804227, 4663246, 6151516, 7608454, 9326492, 10325759, 15216908, 20651518, 41303036, 72280313, 144560626, 289121252]

約数ペア:

[(1, 289121252), (2, 144560626), (4, 72280313), (7, 41303036), (14, 20651518), (19, 15216908), (28, 10325759), (31, 9326492), (38, 7608454), (47, 6151516), (62, 4663246), (76, 3804227), (94, 3075758), (124, 2331623), (133, 2173844), (188, 1537879), (217, 1332356), (266, 1086922), (329, 878788), (373, 775124), (434, 666178), (532, 543461), (589, 490868), (658, 439394), (746, 387562), (868, 333089), (893, 323764), (1178, 245434), (1316, 219697), (1457, 198436), (1492, 193781), (1786, 161882), (2356, 122717), (2611, 110732), (2914, 99218), (3572, 80941), (4123, 70124), (5222, 55366), (5828, 49609), (6251, 46252), (7087, 40796), (8246, 35062), (10199, 28348), (10444, 27683), (11563, 25004), (12502, 23126), (14174, 20398), (16492, 17531)]