489287556

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{15971}}^1$

素因数の和:16041

約数の個数: 72

約数和(自身を含む): 1325548224

約数和(自身を除く): 836260668

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 37, 46, 69, 74, 92, 111, 138, 148, 207, 222, 276, 333, 414, 444, 666, 828, 851, 1332, 1702, 2553, 3404, 5106, 7659, 10212, 15318, 15971, 30636, 31942, 47913, 63884, 95826, 143739, 191652, 287478, 367333, 574956, 590927, 734666, 1101999, 1181854, 1469332, 1772781, 2203998, 2363708, 3305997, 3545562, 4407996, 5318343, 6611994, 7091124, 10636686, 13223988, 13591321, 21273372, 27182642, 40773963, 54365284, 81547926, 122321889, 163095852, 244643778, 489287556]

約数ペア:

[(1, 489287556), (2, 244643778), (3, 163095852), (4, 122321889), (6, 81547926), (9, 54365284), (12, 40773963), (18, 27182642), (23, 21273372), (36, 13591321), (37, 13223988), (46, 10636686), (69, 7091124), (74, 6611994), (92, 5318343), (111, 4407996), (138, 3545562), (148, 3305997), (207, 2363708), (222, 2203998), (276, 1772781), (333, 1469332), (414, 1181854), (444, 1101999), (666, 734666), (828, 590927), (851, 574956), (1332, 367333), (1702, 287478), (2553, 191652), (3404, 143739), (5106, 95826), (7659, 63884), (10212, 47913), (15318, 31942), (15971, 30636)]