245391498

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1279}}^1$

素因数の和:1337

約数の個数: 128

約数和(自身を含む): 663552000

約数和(自身を除く): 418160502

約数列:

[1, 2, 3, 6, 9, 11, 17, 18, 19, 22, 27, 33, 34, 38, 51, 54, 57, 66, 99, 102, 114, 153, 171, 187, 198, 209, 297, 306, 323, 342, 374, 418, 459, 513, 561, 594, 627, 646, 918, 969, 1026, 1122, 1254, 1279, 1683, 1881, 1938, 2558, 2907, 3366, 3553, 3762, 3837, 5049, 5643, 5814, 7106, 7674, 8721, 10098, 10659, 11286, 11511, 14069, 17442, 21318, 21743, 23022, 24301, 28138, 31977, 34533, 42207, 43486, 48602, 63954, 65229, 69066, 72903, 84414, 95931, 126621, 130458, 145806, 191862, 195687, 218709, 239173, 253242, 267311, 379863, 391374, 413117, 437418, 478346, 534622, 587061, 656127, 717519, 759726, 801933, 826234, 1174122, 1239351, 1312254, 1435038, 1603866, 2152557, 2405799, 2478702, 3718053, 4305114, 4544287, 4811598, 6457671, 7217397, 7436106, 9088574, 11154159, 12915342, 13632861, 14434794, 22308318, 27265722, 40898583, 81797166, 122695749, 245391498]

約数ペア:

[(1, 245391498), (2, 122695749), (3, 81797166), (6, 40898583), (9, 27265722), (11, 22308318), (17, 14434794), (18, 13632861), (19, 12915342), (22, 11154159), (27, 9088574), (33, 7436106), (34, 7217397), (38, 6457671), (51, 4811598), (54, 4544287), (57, 4305114), (66, 3718053), (99, 2478702), (102, 2405799), (114, 2152557), (153, 1603866), (171, 1435038), (187, 1312254), (198, 1239351), (209, 1174122), (297, 826234), (306, 801933), (323, 759726), (342, 717519), (374, 656127), (418, 587061), (459, 534622), (513, 478346), (561, 437418), (594, 413117), (627, 391374), (646, 379863), (918, 267311), (969, 253242), (1026, 239173), (1122, 218709), (1254, 195687), (1279, 191862), (1683, 145806), (1881, 130458), (1938, 126621), (2558, 95931), (2907, 84414), (3366, 72903), (3553, 69066), (3762, 65229), (3837, 63954), (5049, 48602), (5643, 43486), (5814, 42207), (7106, 34533), (7674, 31977), (8721, 28138), (10098, 24301), (10659, 23022), (11286, 21743), (11511, 21318), (14069, 17442)]