16854825

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{293}}^1$

素因数の和:378

約数の個数: 48

約数和(自身を含む): 30623040

約数和(自身を除く): 13768215

約数列:

[1, 3, 5, 13, 15, 25, 39, 59, 65, 75, 177, 195, 293, 295, 325, 767, 879, 885, 975, 1465, 1475, 2301, 3809, 3835, 4395, 4425, 7325, 11427, 11505, 17287, 19045, 19175, 21975, 51861, 57135, 57525, 86435, 95225, 224731, 259305, 285675, 432175, 674193, 1123655, 1296525, 3370965, 5618275, 16854825]

約数ペア:

[(1, 16854825), (3, 5618275), (5, 3370965), (13, 1296525), (15, 1123655), (25, 674193), (39, 432175), (59, 285675), (65, 259305), (75, 224731), (177, 95225), (195, 86435), (293, 57525), (295, 57135), (325, 51861), (767, 21975), (879, 19175), (885, 19045), (975, 17287), (1465, 11505), (1475, 11427), (2301, 7325), (3809, 4425), (3835, 4395)]