1947156736

素因数分解:

$2^8\times 7^1\times {\mathrm{491}}^1\times {\mathrm{2213}}^1$

素因数の和:2727

約数の個数: 72

約数和(自身を含む): 4453009344

約数和(自身を除く): 2505852608

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 491, 896, 982, 1792, 1964, 2213, 3437, 3928, 4426, 6874, 7856, 8852, 13748, 15491, 15712, 17704, 27496, 30982, 31424, 35408, 54992, 61964, 62848, 70816, 109984, 123928, 125696, 141632, 219968, 247856, 283264, 439936, 495712, 566528, 879872, 991424, 1086583, 1982848, 2173166, 3965696, 4346332, 7606081, 8692664, 15212162, 17385328, 30424324, 34770656, 60848648, 69541312, 121697296, 139082624, 243394592, 278165248, 486789184, 973578368, 1947156736]

約数ペア:

[(1, 1947156736), (2, 973578368), (4, 486789184), (7, 278165248), (8, 243394592), (14, 139082624), (16, 121697296), (28, 69541312), (32, 60848648), (56, 34770656), (64, 30424324), (112, 17385328), (128, 15212162), (224, 8692664), (256, 7606081), (448, 4346332), (491, 3965696), (896, 2173166), (982, 1982848), (1792, 1086583), (1964, 991424), (2213, 879872), (3437, 566528), (3928, 495712), (4426, 439936), (6874, 283264), (7856, 247856), (8852, 219968), (13748, 141632), (15491, 125696), (15712, 123928), (17704, 109984), (27496, 70816), (30982, 62848), (31424, 61964), (35408, 54992)]