211152375

素因数分解:

$3^2\times 5^3\times 7^1\times {\mathrm{26813}}^1$

素因数の和:26841

約数の個数: 48

約数和(自身を含む): 435030336

約数和(自身を除く): 223877961

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 125, 175, 225, 315, 375, 525, 875, 1125, 1575, 2625, 7875, 26813, 80439, 134065, 187691, 241317, 402195, 563073, 670325, 938455, 1206585, 1689219, 2010975, 2815365, 3351625, 4692275, 6032925, 8446095, 10054875, 14076825, 23461375, 30164625, 42230475, 70384125, 211152375]

約数ペア:

[(1, 211152375), (3, 70384125), (5, 42230475), (7, 30164625), (9, 23461375), (15, 14076825), (21, 10054875), (25, 8446095), (35, 6032925), (45, 4692275), (63, 3351625), (75, 2815365), (105, 2010975), (125, 1689219), (175, 1206585), (225, 938455), (315, 670325), (375, 563073), (525, 402195), (875, 241317), (1125, 187691), (1575, 134065), (2625, 80439), (7875, 26813)]