28478996

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{11177}}^1$

素因数の和:11208

約数の個数: 36

約数和(自身を含む): 62440308

約数和(自身を除く): 33961312

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 364, 637, 1274, 2548, 11177, 22354, 44708, 78239, 145301, 156478, 290602, 312956, 547673, 581204, 1017107, 1095346, 2034214, 2190692, 4068428, 7119749, 14239498, 28478996]

約数ペア:

[(1, 28478996), (2, 14239498), (4, 7119749), (7, 4068428), (13, 2190692), (14, 2034214), (26, 1095346), (28, 1017107), (49, 581204), (52, 547673), (91, 312956), (98, 290602), (182, 156478), (196, 145301), (364, 78239), (637, 44708), (1274, 22354), (2548, 11177)]