38697015

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1$

素因数の和:221

約数の個数: 96

約数和(自身を含む): 80766720

約数和(自身を除く): 42069705

約数列:

[1, 3, 5, 7, 15, 17, 19, 21, 35, 49, 51, 57, 85, 95, 105, 119, 133, 147, 163, 245, 255, 285, 323, 357, 399, 489, 595, 665, 735, 815, 833, 931, 969, 1141, 1615, 1785, 1995, 2261, 2445, 2499, 2771, 2793, 3097, 3423, 4165, 4655, 4845, 5705, 6783, 7987, 8313, 9291, 11305, 12495, 13855, 13965, 15485, 15827, 17115, 19397, 21679, 23961, 33915, 39935, 41565, 46455, 47481, 52649, 58191, 65037, 79135, 96985, 108395, 119805, 135779, 151753, 157947, 237405, 263245, 290955, 325185, 368543, 407337, 455259, 678895, 758765, 789735, 1105629, 1842715, 2036685, 2276295, 2579801, 5528145, 7739403, 12899005, 38697015]

約数ペア:

[(1, 38697015), (3, 12899005), (5, 7739403), (7, 5528145), (15, 2579801), (17, 2276295), (19, 2036685), (21, 1842715), (35, 1105629), (49, 789735), (51, 758765), (57, 678895), (85, 455259), (95, 407337), (105, 368543), (119, 325185), (133, 290955), (147, 263245), (163, 237405), (245, 157947), (255, 151753), (285, 135779), (323, 119805), (357, 108395), (399, 96985), (489, 79135), (595, 65037), (665, 58191), (735, 52649), (815, 47481), (833, 46455), (931, 41565), (969, 39935), (1141, 33915), (1615, 23961), (1785, 21679), (1995, 19397), (2261, 17115), (2445, 15827), (2499, 15485), (2771, 13965), (2793, 13855), (3097, 12495), (3423, 11305), (4165, 9291), (4655, 8313), (4845, 7987), (5705, 6783)]