13298775

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{347}}^1$

素因数の和:440

約数の個数: 48

約数和(自身を含む): 25545984

約数和(自身を除く): 12247209

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 73, 75, 105, 175, 219, 347, 365, 511, 525, 1041, 1095, 1533, 1735, 1825, 2429, 2555, 5205, 5475, 7287, 7665, 8675, 12145, 12775, 25331, 26025, 36435, 38325, 60725, 75993, 126655, 177317, 182175, 379965, 531951, 633275, 886585, 1899825, 2659755, 4432925, 13298775]

約数ペア:

[(1, 13298775), (3, 4432925), (5, 2659755), (7, 1899825), (15, 886585), (21, 633275), (25, 531951), (35, 379965), (73, 182175), (75, 177317), (105, 126655), (175, 75993), (219, 60725), (347, 38325), (365, 36435), (511, 26025), (525, 25331), (1041, 12775), (1095, 12145), (1533, 8675), (1735, 7665), (1825, 7287), (2429, 5475), (2555, 5205)]