155125089

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1\times {\mathrm{431}}^1$

素因数の和:670

約数の個数: 48

約数和(自身を含む): 266872320

約数和(自身を除く): 111747231

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 197, 203, 261, 431, 591, 609, 1293, 1379, 1773, 1827, 3017, 3879, 4137, 5713, 9051, 12411, 12499, 17139, 27153, 37497, 39991, 51417, 84907, 87493, 112491, 119973, 254721, 262479, 359919, 594349, 764163, 787437, 1783047, 2462303, 5349141, 7386909, 17236121, 22160727, 51708363, 155125089]

約数ペア:

[(1, 155125089), (3, 51708363), (7, 22160727), (9, 17236121), (21, 7386909), (29, 5349141), (63, 2462303), (87, 1783047), (197, 787437), (203, 764163), (261, 594349), (431, 359919), (591, 262479), (609, 254721), (1293, 119973), (1379, 112491), (1773, 87493), (1827, 84907), (3017, 51417), (3879, 39991), (4137, 37497), (5713, 27153), (9051, 17139), (12411, 12499)]