251858196

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{2089}}^1$

素因数の和:2313

約数の個数: 72

約数和(自身を含む): 677837160

約数和(自身を除く): 425978964

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 197, 204, 306, 394, 591, 612, 788, 1182, 1773, 2089, 2364, 3349, 3546, 4178, 6267, 6698, 7092, 8356, 10047, 12534, 13396, 18801, 20094, 25068, 30141, 35513, 37602, 40188, 60282, 71026, 75204, 106539, 120564, 142052, 213078, 319617, 411533, 426156, 639234, 823066, 1234599, 1278468, 1646132, 2469198, 3703797, 4938396, 6996061, 7407594, 13992122, 14815188, 20988183, 27984244, 41976366, 62964549, 83952732, 125929098, 251858196]

約数ペア:

[(1, 251858196), (2, 125929098), (3, 83952732), (4, 62964549), (6, 41976366), (9, 27984244), (12, 20988183), (17, 14815188), (18, 13992122), (34, 7407594), (36, 6996061), (51, 4938396), (68, 3703797), (102, 2469198), (153, 1646132), (197, 1278468), (204, 1234599), (306, 823066), (394, 639234), (591, 426156), (612, 411533), (788, 319617), (1182, 213078), (1773, 142052), (2089, 120564), (2364, 106539), (3349, 75204), (3546, 71026), (4178, 60282), (6267, 40188), (6698, 37602), (7092, 35513), (8356, 30141), (10047, 25068), (12534, 20094), (13396, 18801)]