27802725

素因数分解:

$3^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{233}}^1$

素因数の和:326

約数の個数: 48

約数和(自身を含む): 48514752

約数和(自身を除く): 20712027

約数列:

[1, 3, 5, 15, 25, 37, 43, 75, 111, 129, 185, 215, 233, 555, 645, 699, 925, 1075, 1165, 1591, 2775, 3225, 3495, 4773, 5825, 7955, 8621, 10019, 17475, 23865, 25863, 30057, 39775, 43105, 50095, 119325, 129315, 150285, 215525, 250475, 370703, 646575, 751425, 1112109, 1853515, 5560545, 9267575, 27802725]

約数ペア:

[(1, 27802725), (3, 9267575), (5, 5560545), (15, 1853515), (25, 1112109), (37, 751425), (43, 646575), (75, 370703), (111, 250475), (129, 215525), (185, 150285), (215, 129315), (233, 119325), (555, 50095), (645, 43105), (699, 39775), (925, 30057), (1075, 25863), (1165, 23865), (1591, 17475), (2775, 10019), (3225, 8621), (3495, 7955), (4773, 5825)]