291222386

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{227}}^1$

素因数の和:328

約数の個数: 96

約数和(自身を含む): 589498560

約数和(自身を除く): 298276174

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 49, 53, 91, 98, 106, 133, 182, 227, 247, 266, 371, 454, 494, 637, 689, 742, 931, 1007, 1274, 1378, 1589, 1729, 1862, 2014, 2597, 2951, 3178, 3458, 4313, 4823, 5194, 5902, 7049, 8626, 9646, 11123, 12031, 12103, 13091, 14098, 20657, 22246, 24062, 24206, 26182, 30191, 33761, 41314, 49343, 56069, 60382, 67522, 84217, 91637, 98686, 112138, 144599, 156403, 168434, 183274, 211337, 228589, 289198, 312806, 392483, 422674, 457178, 589519, 641459, 784966, 1094821, 1179038, 1282918, 1600123, 2189642, 2747381, 2971657, 3200246, 5494762, 5943314, 7663747, 11200861, 15327494, 20801599, 22401722, 41603198, 145611193, 291222386]

約数ペア:

[(1, 291222386), (2, 145611193), (7, 41603198), (13, 22401722), (14, 20801599), (19, 15327494), (26, 11200861), (38, 7663747), (49, 5943314), (53, 5494762), (91, 3200246), (98, 2971657), (106, 2747381), (133, 2189642), (182, 1600123), (227, 1282918), (247, 1179038), (266, 1094821), (371, 784966), (454, 641459), (494, 589519), (637, 457178), (689, 422674), (742, 392483), (931, 312806), (1007, 289198), (1274, 228589), (1378, 211337), (1589, 183274), (1729, 168434), (1862, 156403), (2014, 144599), (2597, 112138), (2951, 98686), (3178, 91637), (3458, 84217), (4313, 67522), (4823, 60382), (5194, 56069), (5902, 49343), (7049, 41314), (8626, 33761), (9646, 30191), (11123, 26182), (12031, 24206), (12103, 24062), (13091, 22246), (14098, 20657)]