621517284

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{19333}}^1$

素因数の和:19409

約数の個数: 72

約数和(自身を含む): 1689018240

約数和(自身を除く): 1067500956

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 47, 57, 76, 94, 114, 141, 171, 188, 228, 282, 342, 423, 564, 684, 846, 893, 1692, 1786, 2679, 3572, 5358, 8037, 10716, 16074, 19333, 32148, 38666, 57999, 77332, 115998, 173997, 231996, 347994, 367327, 695988, 734654, 908651, 1101981, 1469308, 1817302, 2203962, 2725953, 3305943, 3634604, 4407924, 5451906, 6611886, 8177859, 10903812, 13223772, 16355718, 17264369, 32711436, 34528738, 51793107, 69057476, 103586214, 155379321, 207172428, 310758642, 621517284]

約数ペア:

[(1, 621517284), (2, 310758642), (3, 207172428), (4, 155379321), (6, 103586214), (9, 69057476), (12, 51793107), (18, 34528738), (19, 32711436), (36, 17264369), (38, 16355718), (47, 13223772), (57, 10903812), (76, 8177859), (94, 6611886), (114, 5451906), (141, 4407924), (171, 3634604), (188, 3305943), (228, 2725953), (282, 2203962), (342, 1817302), (423, 1469308), (564, 1101981), (684, 908651), (846, 734654), (893, 695988), (1692, 367327), (1786, 347994), (2679, 231996), (3572, 173997), (5358, 115998), (8037, 77332), (10716, 57999), (16074, 38666), (19333, 32148)]