27842175

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{251}}^1$

素因数の和:313

約数の個数: 72

約数和(自身を含む): 54840240

約数和(自身を除く): 26998065

約数列:

[1, 3, 5, 9, 15, 17, 25, 29, 45, 51, 75, 85, 87, 145, 153, 225, 251, 255, 261, 425, 435, 493, 725, 753, 765, 1255, 1275, 1305, 1479, 2175, 2259, 2465, 3765, 3825, 4267, 4437, 6275, 6525, 7279, 7395, 11295, 12325, 12801, 18825, 21335, 21837, 22185, 36395, 36975, 38403, 56475, 64005, 65511, 106675, 109185, 110925, 123743, 181975, 192015, 320025, 327555, 371229, 545925, 618715, 960075, 1113687, 1637775, 1856145, 3093575, 5568435, 9280725, 27842175]

約数ペア:

[(1, 27842175), (3, 9280725), (5, 5568435), (9, 3093575), (15, 1856145), (17, 1637775), (25, 1113687), (29, 960075), (45, 618715), (51, 545925), (75, 371229), (85, 327555), (87, 320025), (145, 192015), (153, 181975), (225, 123743), (251, 110925), (255, 109185), (261, 106675), (425, 65511), (435, 64005), (493, 56475), (725, 38403), (753, 36975), (765, 36395), (1255, 22185), (1275, 21837), (1305, 21335), (1479, 18825), (2175, 12801), (2259, 12325), (2465, 11295), (3765, 7395), (3825, 7279), (4267, 6525), (4437, 6275)]