16401825

素因数分解:

$3^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{47}}^2$

素因数の和:124

約数の個数: 72

約数和(自身を含む): 33584160

約数和(自身を除く): 17182335

約数列:

[1, 3, 5, 9, 11, 15, 25, 27, 33, 45, 47, 55, 75, 99, 135, 141, 165, 225, 235, 275, 297, 423, 495, 517, 675, 705, 825, 1175, 1269, 1485, 1551, 2115, 2209, 2475, 2585, 3525, 4653, 6345, 6627, 7425, 7755, 10575, 11045, 12925, 13959, 19881, 23265, 24299, 31725, 33135, 38775, 55225, 59643, 69795, 72897, 99405, 116325, 121495, 165675, 218691, 298215, 348975, 364485, 497025, 607475, 656073, 1093455, 1491075, 1822425, 3280365, 5467275, 16401825]

約数ペア:

[(1, 16401825), (3, 5467275), (5, 3280365), (9, 1822425), (11, 1491075), (15, 1093455), (25, 656073), (27, 607475), (33, 497025), (45, 364485), (47, 348975), (55, 298215), (75, 218691), (99, 165675), (135, 121495), (141, 116325), (165, 99405), (225, 72897), (235, 69795), (275, 59643), (297, 55225), (423, 38775), (495, 33135), (517, 31725), (675, 24299), (705, 23265), (825, 19881), (1175, 13959), (1269, 12925), (1485, 11045), (1551, 10575), (2115, 7755), (2209, 7425), (2475, 6627), (2585, 6345), (3525, 4653)]