31414695

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:240

約数の個数: 64

約数和(自身を含む): 58329600

約数和(自身を除く): 26914905

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 61, 65, 95, 139, 183, 195, 247, 285, 305, 417, 695, 741, 793, 915, 1159, 1235, 1807, 2085, 2379, 2641, 3477, 3705, 3965, 5421, 5795, 7923, 8479, 9035, 11895, 13205, 15067, 17385, 25437, 27105, 34333, 39615, 42395, 45201, 75335, 102999, 110227, 127185, 161101, 171665, 226005, 330681, 483303, 514995, 551135, 805505, 1653405, 2094313, 2416515, 6282939, 10471565, 31414695]

約数ペア:

[(1, 31414695), (3, 10471565), (5, 6282939), (13, 2416515), (15, 2094313), (19, 1653405), (39, 805505), (57, 551135), (61, 514995), (65, 483303), (95, 330681), (139, 226005), (183, 171665), (195, 161101), (247, 127185), (285, 110227), (305, 102999), (417, 75335), (695, 45201), (741, 42395), (793, 39615), (915, 34333), (1159, 27105), (1235, 25437), (1807, 17385), (2085, 15067), (2379, 13205), (2641, 11895), (3477, 9035), (3705, 8479), (3965, 7923), (5421, 5795)]