138758886

素因数分解:

$2^1\times 3^3\times 7^2\times {\mathrm{229}}^2$

素因数の和:483

約数の個数: 72

約数和(自身を含む): 360269640

約数和(自身を除く): 221510754

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 49, 54, 63, 98, 126, 147, 189, 229, 294, 378, 441, 458, 687, 882, 1323, 1374, 1603, 2061, 2646, 3206, 4122, 4809, 6183, 9618, 11221, 12366, 14427, 22442, 28854, 33663, 43281, 52441, 67326, 86562, 100989, 104882, 157323, 201978, 302967, 314646, 367087, 471969, 605934, 734174, 943938, 1101261, 1415907, 2202522, 2569609, 2831814, 3303783, 5139218, 6607566, 7708827, 9911349, 15417654, 19822698, 23126481, 46252962, 69379443, 138758886]

約数ペア:

[(1, 138758886), (2, 69379443), (3, 46252962), (6, 23126481), (7, 19822698), (9, 15417654), (14, 9911349), (18, 7708827), (21, 6607566), (27, 5139218), (42, 3303783), (49, 2831814), (54, 2569609), (63, 2202522), (98, 1415907), (126, 1101261), (147, 943938), (189, 734174), (229, 605934), (294, 471969), (378, 367087), (441, 314646), (458, 302967), (687, 201978), (882, 157323), (1323, 104882), (1374, 100989), (1603, 86562), (2061, 67326), (2646, 52441), (3206, 43281), (4122, 33663), (4809, 28854), (6183, 22442), (9618, 14427), (11221, 12366)]