11518275

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1$

素因数の和:228

約数の個数: 48

約数和(自身を含む): 20534400

約数和(自身を除く): 9016125

約数列:

[1, 3, 5, 15, 19, 25, 57, 59, 75, 95, 137, 177, 285, 295, 411, 475, 685, 885, 1121, 1425, 1475, 2055, 2603, 3363, 3425, 4425, 5605, 7809, 8083, 10275, 13015, 16815, 24249, 28025, 39045, 40415, 65075, 84075, 121245, 153577, 195225, 202075, 460731, 606225, 767885, 2303655, 3839425, 11518275]

約数ペア:

[(1, 11518275), (3, 3839425), (5, 2303655), (15, 767885), (19, 606225), (25, 460731), (57, 202075), (59, 195225), (75, 153577), (95, 121245), (137, 84075), (177, 65075), (285, 40415), (295, 39045), (411, 28025), (475, 24249), (685, 16815), (885, 13015), (1121, 10275), (1425, 8083), (1475, 7809), (2055, 5605), (2603, 4425), (3363, 3425)]