1567985325

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{21139}}^1$

素因数の和:21218

約数の個数: 48

約数和(自身を含む): 2768156160

約数和(自身を除く): 1200170835

約数列:

[1, 3, 5, 15, 23, 25, 43, 69, 75, 115, 129, 215, 345, 575, 645, 989, 1075, 1725, 2967, 3225, 4945, 14835, 21139, 24725, 63417, 74175, 105695, 317085, 486197, 528475, 908977, 1458591, 1585425, 2430985, 2726931, 4544885, 7292955, 12154925, 13634655, 20906471, 22724425, 36464775, 62719413, 68173275, 104532355, 313597065, 522661775, 1567985325]

約数ペア:

[(1, 1567985325), (3, 522661775), (5, 313597065), (15, 104532355), (23, 68173275), (25, 62719413), (43, 36464775), (69, 22724425), (75, 20906471), (115, 13634655), (129, 12154925), (215, 7292955), (345, 4544885), (575, 2726931), (645, 2430985), (989, 1585425), (1075, 1458591), (1725, 908977), (2967, 528475), (3225, 486197), (4945, 317085), (14835, 105695), (21139, 74175), (24725, 63417)]