15706899225

素因数分解:

$3^2\times 5^2\times {\mathrm{139}}^1\times {\mathrm{173}}^1\times {\mathrm{2903}}^1$

素因数の和:3231

約数の個数: 72

約数和(自身を含む): 28508800320

約数和(自身を除く): 12801901095

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 139, 173, 225, 417, 519, 695, 865, 1251, 1557, 2085, 2595, 2903, 3475, 4325, 6255, 7785, 8709, 10425, 12975, 14515, 24047, 26127, 31275, 38925, 43545, 72141, 72575, 120235, 130635, 216423, 217725, 360705, 403517, 502219, 601175, 653175, 1082115, 1210551, 1506657, 1803525, 2017585, 2511095, 3631653, 4519971, 5410575, 6052755, 7533285, 10087925, 12555475, 18158265, 22599855, 30263775, 37666425, 69808441, 90791325, 112999275, 209425323, 349042205, 628275969, 1047126615, 1745211025, 3141379845, 5235633075, 15706899225]

約数ペア:

[(1, 15706899225), (3, 5235633075), (5, 3141379845), (9, 1745211025), (15, 1047126615), (25, 628275969), (45, 349042205), (75, 209425323), (139, 112999275), (173, 90791325), (225, 69808441), (417, 37666425), (519, 30263775), (695, 22599855), (865, 18158265), (1251, 12555475), (1557, 10087925), (2085, 7533285), (2595, 6052755), (2903, 5410575), (3475, 4519971), (4325, 3631653), (6255, 2511095), (7785, 2017585), (8709, 1803525), (10425, 1506657), (12975, 1210551), (14515, 1082115), (24047, 653175), (26127, 601175), (31275, 502219), (38925, 403517), (43545, 360705), (72141, 217725), (72575, 216423), (120235, 130635)]