8415309

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1$

素因数の和:190

約数の個数: 48

約数和(自身を含む): 14446080

約数和(自身を除く): 6030771

約数列:

[1, 3, 7, 19, 21, 23, 49, 57, 69, 131, 133, 147, 161, 393, 399, 437, 483, 917, 931, 1127, 1311, 2489, 2751, 2793, 3013, 3059, 3381, 6419, 7467, 9039, 9177, 17423, 19257, 21091, 21413, 52269, 57247, 63273, 64239, 121961, 147637, 171741, 365883, 400729, 442911, 1202187, 2805103, 8415309]

約数ペア:

[(1, 8415309), (3, 2805103), (7, 1202187), (19, 442911), (21, 400729), (23, 365883), (49, 171741), (57, 147637), (69, 121961), (131, 64239), (133, 63273), (147, 57247), (161, 52269), (393, 21413), (399, 21091), (437, 19257), (483, 17423), (917, 9177), (931, 9039), (1127, 7467), (1311, 6419), (2489, 3381), (2751, 3059), (2793, 3013)]