20143515

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{439}}^1$

素因数の和:496

約数の個数: 64

約数和(自身を含む): 40550400

約数和(自身を除く): 20406885

約数列:

[1, 3, 5, 7, 15, 19, 21, 23, 35, 57, 69, 95, 105, 115, 133, 161, 285, 345, 399, 437, 439, 483, 665, 805, 1311, 1317, 1995, 2185, 2195, 2415, 3059, 3073, 6555, 6585, 8341, 9177, 9219, 10097, 15295, 15365, 25023, 30291, 41705, 45885, 46095, 50485, 58387, 70679, 125115, 151455, 175161, 191843, 212037, 291935, 353395, 575529, 875805, 959215, 1060185, 1342901, 2877645, 4028703, 6714505, 20143515]

約数ペア:

[(1, 20143515), (3, 6714505), (5, 4028703), (7, 2877645), (15, 1342901), (19, 1060185), (21, 959215), (23, 875805), (35, 575529), (57, 353395), (69, 291935), (95, 212037), (105, 191843), (115, 175161), (133, 151455), (161, 125115), (285, 70679), (345, 58387), (399, 50485), (437, 46095), (439, 45885), (483, 41705), (665, 30291), (805, 25023), (1311, 15365), (1317, 15295), (1995, 10097), (2185, 9219), (2195, 9177), (2415, 8341), (3059, 6585), (3073, 6555)]