28808712

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{21059}}^1$

素因数の和:21090

約数の個数: 48

約数和(自身を含む): 82134000

約数和(自身を除く): 53325288

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 456, 684, 1368, 21059, 42118, 63177, 84236, 126354, 168472, 189531, 252708, 379062, 400121, 505416, 758124, 800242, 1200363, 1516248, 1600484, 2400726, 3200968, 3601089, 4801452, 7202178, 9602904, 14404356, 28808712]

約数ペア:

[(1, 28808712), (2, 14404356), (3, 9602904), (4, 7202178), (6, 4801452), (8, 3601089), (9, 3200968), (12, 2400726), (18, 1600484), (19, 1516248), (24, 1200363), (36, 800242), (38, 758124), (57, 505416), (72, 400121), (76, 379062), (114, 252708), (152, 189531), (171, 168472), (228, 126354), (342, 84236), (456, 63177), (684, 42118), (1368, 21059)]