13505478

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{647}}^1$

素因数の和:737

約数の個数: 48

約数和(自身を含む): 31912704

約数和(自身を除く): 18407226

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 71, 98, 142, 147, 213, 294, 426, 497, 647, 994, 1294, 1491, 1941, 2982, 3479, 3882, 4529, 6958, 9058, 10437, 13587, 20874, 27174, 31703, 45937, 63406, 91874, 95109, 137811, 190218, 275622, 321559, 643118, 964677, 1929354, 2250913, 4501826, 6752739, 13505478]

約数ペア:

[(1, 13505478), (2, 6752739), (3, 4501826), (6, 2250913), (7, 1929354), (14, 964677), (21, 643118), (42, 321559), (49, 275622), (71, 190218), (98, 137811), (142, 95109), (147, 91874), (213, 63406), (294, 45937), (426, 31703), (497, 27174), (647, 20874), (994, 13587), (1294, 10437), (1491, 9058), (1941, 6958), (2982, 4529), (3479, 3882)]