12359875

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:216

約数の個数: 32

約数和(自身を含む): 17184960

約数和(自身を除く): 4825085

約数列:

[1, 5, 11, 25, 55, 89, 101, 125, 275, 445, 505, 979, 1111, 1375, 2225, 2525, 4895, 5555, 8989, 11125, 12625, 24475, 27775, 44945, 98879, 122375, 138875, 224725, 494395, 1123625, 2471975, 12359875]

約数ペア:

[(1, 12359875), (5, 2471975), (11, 1123625), (25, 494395), (55, 224725), (89, 138875), (101, 122375), (125, 98879), (275, 44945), (445, 27775), (505, 24475), (979, 12625), (1111, 11125), (1375, 8989), (2225, 5555), (2525, 4895)]