74793747

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{439}}^1$

素因数の和:536

約数の個数: 48

約数和(自身を含む): 124396800

約数和(自身を除く): 49603053

約数列:

[1, 3, 7, 19, 21, 49, 57, 61, 133, 147, 183, 399, 427, 439, 931, 1159, 1281, 1317, 2793, 2989, 3073, 3477, 8113, 8341, 8967, 9219, 21511, 24339, 25023, 26779, 56791, 58387, 64533, 80337, 170373, 175161, 187453, 408709, 508801, 562359, 1226127, 1312171, 1526403, 3561607, 3936513, 10684821, 24931249, 74793747]

約数ペア:

[(1, 74793747), (3, 24931249), (7, 10684821), (19, 3936513), (21, 3561607), (49, 1526403), (57, 1312171), (61, 1226127), (133, 562359), (147, 508801), (183, 408709), (399, 187453), (427, 175161), (439, 170373), (931, 80337), (1159, 64533), (1281, 58387), (1317, 56791), (2793, 26779), (2989, 25023), (3073, 24339), (3477, 21511), (8113, 9219), (8341, 8967)]