201319125

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{271}}^1\times {\mathrm{283}}^1$

素因数の和:579

約数の個数: 64

約数和(自身を含む): 385622016

約数和(自身を除く): 184302891

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 125, 175, 271, 283, 375, 525, 813, 849, 875, 1355, 1415, 1897, 1981, 2625, 4065, 4245, 5691, 5943, 6775, 7075, 9485, 9905, 20325, 21225, 28455, 29715, 33875, 35375, 47425, 49525, 76693, 101625, 106125, 142275, 148575, 230079, 237125, 247625, 383465, 536851, 711375, 742875, 1150395, 1610553, 1917325, 2684255, 5751975, 8052765, 9586625, 13421275, 28759875, 40263825, 67106375, 201319125]

約数ペア:

[(1, 201319125), (3, 67106375), (5, 40263825), (7, 28759875), (15, 13421275), (21, 9586625), (25, 8052765), (35, 5751975), (75, 2684255), (105, 1917325), (125, 1610553), (175, 1150395), (271, 742875), (283, 711375), (375, 536851), (525, 383465), (813, 247625), (849, 237125), (875, 230079), (1355, 148575), (1415, 142275), (1897, 106125), (1981, 101625), (2625, 76693), (4065, 49525), (4245, 47425), (5691, 35375), (5943, 33875), (6775, 29715), (7075, 28455), (9485, 21225), (9905, 20325)]