31768155

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{317}}^1$

素因数の和:476

約数の個数: 48

約数和(自身を含む): 58934304

約数和(自身を除く): 27166149

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 131, 153, 255, 317, 393, 655, 765, 951, 1179, 1585, 1965, 2227, 2853, 4755, 5389, 5895, 6681, 11135, 14265, 16167, 20043, 26945, 33405, 41527, 48501, 80835, 100215, 124581, 207635, 242505, 373743, 622905, 705959, 1868715, 2117877, 3529795, 6353631, 10589385, 31768155]

約数ペア:

[(1, 31768155), (3, 10589385), (5, 6353631), (9, 3529795), (15, 2117877), (17, 1868715), (45, 705959), (51, 622905), (85, 373743), (131, 242505), (153, 207635), (255, 124581), (317, 100215), (393, 80835), (655, 48501), (765, 41527), (951, 33405), (1179, 26945), (1585, 20043), (1965, 16167), (2227, 14265), (2853, 11135), (4755, 6681), (5389, 5895)]