9709975

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:136

約数の個数: 48

約数和(自身を含む): 14570496

約数和(自身を除く): 4860521

約数列:

[1, 5, 11, 17, 25, 31, 55, 67, 85, 155, 187, 275, 335, 341, 425, 527, 737, 775, 935, 1139, 1675, 1705, 2077, 2635, 3685, 4675, 5695, 5797, 8525, 10385, 12529, 13175, 18425, 22847, 28475, 28985, 35309, 51925, 62645, 114235, 144925, 176545, 313225, 388399, 571175, 882725, 1941995, 9709975]

約数ペア:

[(1, 9709975), (5, 1941995), (11, 882725), (17, 571175), (25, 388399), (31, 313225), (55, 176545), (67, 144925), (85, 114235), (155, 62645), (187, 51925), (275, 35309), (335, 28985), (341, 28475), (425, 22847), (527, 18425), (737, 13175), (775, 12529), (935, 10385), (1139, 8525), (1675, 5797), (1705, 5695), (2077, 4675), (2635, 3685)]