637029117

素因数分解:

$3^5\times {\mathrm{17}}^2\times {\mathrm{47}}^1\times {\mathrm{193}}^1$

素因数の和:289

約数の個数: 72

約数和(自身を含む): 1040597376

約数和(自身を除く): 403568259

約数列:

[1, 3, 9, 17, 27, 47, 51, 81, 141, 153, 193, 243, 289, 423, 459, 579, 799, 867, 1269, 1377, 1737, 2397, 2601, 3281, 3807, 4131, 5211, 7191, 7803, 9071, 9843, 11421, 13583, 15633, 21573, 23409, 27213, 29529, 40749, 46899, 55777, 64719, 70227, 81639, 88587, 122247, 154207, 167331, 194157, 244917, 265761, 366741, 462621, 501993, 734751, 797283, 1100223, 1387863, 1505979, 2204253, 2621519, 3300669, 4163589, 4517937, 7864557, 12490767, 13553811, 23593671, 37472301, 70781013, 212343039, 637029117]

約数ペア:

[(1, 637029117), (3, 212343039), (9, 70781013), (17, 37472301), (27, 23593671), (47, 13553811), (51, 12490767), (81, 7864557), (141, 4517937), (153, 4163589), (193, 3300669), (243, 2621519), (289, 2204253), (423, 1505979), (459, 1387863), (579, 1100223), (799, 797283), (867, 734751), (1269, 501993), (1377, 462621), (1737, 366741), (2397, 265761), (2601, 244917), (3281, 194157), (3807, 167331), (4131, 154207), (5211, 122247), (7191, 88587), (7803, 81639), (9071, 70227), (9843, 64719), (11421, 55777), (13583, 46899), (15633, 40749), (21573, 29529), (23409, 27213)]