389699748

素因数分解:

$2^2\times 3^4\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{163}}^1$

素因数の和:383

約数の個数: 120

約数和(自身を含む): 1053478272

約数和(自身を除く): 663778524

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 47, 54, 81, 94, 108, 141, 157, 162, 163, 188, 282, 314, 324, 326, 423, 471, 489, 564, 628, 652, 846, 942, 978, 1269, 1413, 1467, 1692, 1884, 1956, 2538, 2826, 2934, 3807, 4239, 4401, 5076, 5652, 5868, 7379, 7614, 7661, 8478, 8802, 12717, 13203, 14758, 15228, 15322, 16956, 17604, 22137, 22983, 25434, 25591, 26406, 29516, 30644, 44274, 45966, 50868, 51182, 52812, 66411, 68949, 76773, 88548, 91932, 102364, 132822, 137898, 153546, 199233, 206847, 230319, 265644, 275796, 307092, 398466, 413694, 460638, 597699, 620541, 690957, 796932, 827388, 921276, 1195398, 1202777, 1241082, 1381914, 2072871, 2390796, 2405554, 2482164, 2763828, 3608331, 4145742, 4811108, 7216662, 8291484, 10824993, 14433324, 21649986, 32474979, 43299972, 64949958, 97424937, 129899916, 194849874, 389699748]

約数ペア:

[(1, 389699748), (2, 194849874), (3, 129899916), (4, 97424937), (6, 64949958), (9, 43299972), (12, 32474979), (18, 21649986), (27, 14433324), (36, 10824993), (47, 8291484), (54, 7216662), (81, 4811108), (94, 4145742), (108, 3608331), (141, 2763828), (157, 2482164), (162, 2405554), (163, 2390796), (188, 2072871), (282, 1381914), (314, 1241082), (324, 1202777), (326, 1195398), (423, 921276), (471, 827388), (489, 796932), (564, 690957), (628, 620541), (652, 597699), (846, 460638), (942, 413694), (978, 398466), (1269, 307092), (1413, 275796), (1467, 265644), (1692, 230319), (1884, 206847), (1956, 199233), (2538, 153546), (2826, 137898), (2934, 132822), (3807, 102364), (4239, 91932), (4401, 88548), (5076, 76773), (5652, 68949), (5868, 66411), (7379, 52812), (7614, 51182), (7661, 50868), (8478, 45966), (8802, 44274), (12717, 30644), (13203, 29516), (14758, 26406), (15228, 25591), (15322, 25434), (16956, 22983), (17604, 22137)]