48909705

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{307}}^1$

素因数の和:390

約数の個数: 64

約数和(自身を含む): 91069440

約数和(自身を除く): 42159735

約数列:

[1, 3, 5, 13, 15, 19, 39, 43, 57, 65, 95, 129, 195, 215, 247, 285, 307, 559, 645, 741, 817, 921, 1235, 1535, 1677, 2451, 2795, 3705, 3991, 4085, 4605, 5833, 8385, 10621, 11973, 12255, 13201, 17499, 19955, 29165, 31863, 39603, 53105, 59865, 66005, 75829, 87495, 159315, 171613, 198015, 227487, 250819, 379145, 514839, 752457, 858065, 1137435, 1254095, 2574195, 3260647, 3762285, 9781941, 16303235, 48909705]

約数ペア:

[(1, 48909705), (3, 16303235), (5, 9781941), (13, 3762285), (15, 3260647), (19, 2574195), (39, 1254095), (43, 1137435), (57, 858065), (65, 752457), (95, 514839), (129, 379145), (195, 250819), (215, 227487), (247, 198015), (285, 171613), (307, 159315), (559, 87495), (645, 75829), (741, 66005), (817, 59865), (921, 53105), (1235, 39603), (1535, 31863), (1677, 29165), (2451, 19955), (2795, 17499), (3705, 13201), (3991, 12255), (4085, 11973), (4605, 10621), (5833, 8385)]