28244328

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1889}}^1$

素因数の和:1994

約数の個数: 64

約数和(自身を含む): 81648000

約数和(自身を除く): 53403672

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 89, 168, 178, 267, 356, 534, 623, 712, 1068, 1246, 1869, 1889, 2136, 2492, 3738, 3778, 4984, 5667, 7476, 7556, 11334, 13223, 14952, 15112, 22668, 26446, 39669, 45336, 52892, 79338, 105784, 158676, 168121, 317352, 336242, 504363, 672484, 1008726, 1176847, 1344968, 2017452, 2353694, 3530541, 4034904, 4707388, 7061082, 9414776, 14122164, 28244328]

約数ペア:

[(1, 28244328), (2, 14122164), (3, 9414776), (4, 7061082), (6, 4707388), (7, 4034904), (8, 3530541), (12, 2353694), (14, 2017452), (21, 1344968), (24, 1176847), (28, 1008726), (42, 672484), (56, 504363), (84, 336242), (89, 317352), (168, 168121), (178, 158676), (267, 105784), (356, 79338), (534, 52892), (623, 45336), (712, 39669), (1068, 26446), (1246, 22668), (1869, 15112), (1889, 14952), (2136, 13223), (2492, 11334), (3738, 7556), (3778, 7476), (4984, 5667)]