491948912

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{17783}}^1$

素因数の和:17830

約数の個数: 80

約数和(自身を含む): 1234920960

約数和(自身を除く): 742972048

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 38, 52, 56, 76, 91, 104, 112, 133, 152, 182, 208, 247, 266, 304, 364, 494, 532, 728, 988, 1064, 1456, 1729, 1976, 2128, 3458, 3952, 6916, 13832, 17783, 27664, 35566, 71132, 124481, 142264, 231179, 248962, 284528, 337877, 462358, 497924, 675754, 924716, 995848, 1351508, 1618253, 1849432, 1991696, 2365139, 2703016, 3236506, 3698864, 4392401, 4730278, 5406032, 6473012, 8784802, 9460556, 12946024, 17569604, 18921112, 25892048, 30746807, 35139208, 37842224, 61493614, 70278416, 122987228, 245974456, 491948912]

約数ペア:

[(1, 491948912), (2, 245974456), (4, 122987228), (7, 70278416), (8, 61493614), (13, 37842224), (14, 35139208), (16, 30746807), (19, 25892048), (26, 18921112), (28, 17569604), (38, 12946024), (52, 9460556), (56, 8784802), (76, 6473012), (91, 5406032), (104, 4730278), (112, 4392401), (133, 3698864), (152, 3236506), (182, 2703016), (208, 2365139), (247, 1991696), (266, 1849432), (304, 1618253), (364, 1351508), (494, 995848), (532, 924716), (728, 675754), (988, 497924), (1064, 462358), (1456, 337877), (1729, 284528), (1976, 248962), (2128, 231179), (3458, 142264), (3952, 124481), (6916, 71132), (13832, 35566), (17783, 27664)]