9720972

素因数分解:

$2^2\times 3^5\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:229

約数の個数: 72

約数和(自身を含む): 26020176

約数和(自身を除く): 16299204

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 73, 81, 108, 137, 146, 162, 219, 243, 274, 292, 324, 411, 438, 486, 548, 657, 822, 876, 972, 1233, 1314, 1644, 1971, 2466, 2628, 3699, 3942, 4932, 5913, 7398, 7884, 10001, 11097, 11826, 14796, 17739, 20002, 22194, 23652, 30003, 33291, 35478, 40004, 44388, 60006, 66582, 70956, 90009, 120012, 133164, 180018, 270027, 360036, 540054, 810081, 1080108, 1620162, 2430243, 3240324, 4860486, 9720972]

約数ペア:

[(1, 9720972), (2, 4860486), (3, 3240324), (4, 2430243), (6, 1620162), (9, 1080108), (12, 810081), (18, 540054), (27, 360036), (36, 270027), (54, 180018), (73, 133164), (81, 120012), (108, 90009), (137, 70956), (146, 66582), (162, 60006), (219, 44388), (243, 40004), (274, 35478), (292, 33291), (324, 30003), (411, 23652), (438, 22194), (486, 20002), (548, 17739), (657, 14796), (822, 11826), (876, 11097), (972, 10001), (1233, 7884), (1314, 7398), (1644, 5913), (1971, 4932), (2466, 3942), (2628, 3699)]