31564728

素因数分解:

$2^3\times 3^5\times {\mathrm{13}}^1\times {\mathrm{1249}}^1$

素因数の和:1283

約数の個数: 96

約数和(自身を含む): 95550000

約数和(自身を除く): 63985272

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 81, 104, 108, 117, 156, 162, 216, 234, 243, 312, 324, 351, 468, 486, 648, 702, 936, 972, 1053, 1249, 1404, 1944, 2106, 2498, 2808, 3159, 3747, 4212, 4996, 6318, 7494, 8424, 9992, 11241, 12636, 14988, 16237, 22482, 25272, 29976, 32474, 33723, 44964, 48711, 64948, 67446, 89928, 97422, 101169, 129896, 134892, 146133, 194844, 202338, 269784, 292266, 303507, 389688, 404676, 438399, 584532, 607014, 809352, 876798, 1169064, 1214028, 1315197, 1753596, 2428056, 2630394, 3507192, 3945591, 5260788, 7891182, 10521576, 15782364, 31564728]

約数ペア:

[(1, 31564728), (2, 15782364), (3, 10521576), (4, 7891182), (6, 5260788), (8, 3945591), (9, 3507192), (12, 2630394), (13, 2428056), (18, 1753596), (24, 1315197), (26, 1214028), (27, 1169064), (36, 876798), (39, 809352), (52, 607014), (54, 584532), (72, 438399), (78, 404676), (81, 389688), (104, 303507), (108, 292266), (117, 269784), (156, 202338), (162, 194844), (216, 146133), (234, 134892), (243, 129896), (312, 101169), (324, 97422), (351, 89928), (468, 67446), (486, 64948), (648, 48711), (702, 44964), (936, 33723), (972, 32474), (1053, 29976), (1249, 25272), (1404, 22482), (1944, 16237), (2106, 14988), (2498, 12636), (2808, 11241), (3159, 9992), (3747, 8424), (4212, 7494), (4996, 6318)]