28100142

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{941}}^1$

素因数の和:1038

約数の個数: 64

約数和(自身を含む): 72345600

約数和(自身を除く): 44245458

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 79, 126, 158, 189, 237, 378, 474, 553, 711, 941, 1106, 1422, 1659, 1882, 2133, 2823, 3318, 4266, 4977, 5646, 6587, 8469, 9954, 13174, 14931, 16938, 19761, 25407, 29862, 39522, 50814, 59283, 74339, 118566, 148678, 177849, 223017, 355698, 446034, 520373, 669051, 1040746, 1338102, 1561119, 2007153, 3122238, 4014306, 4683357, 9366714, 14050071, 28100142]

約数ペア:

[(1, 28100142), (2, 14050071), (3, 9366714), (6, 4683357), (7, 4014306), (9, 3122238), (14, 2007153), (18, 1561119), (21, 1338102), (27, 1040746), (42, 669051), (54, 520373), (63, 446034), (79, 355698), (126, 223017), (158, 177849), (189, 148678), (237, 118566), (378, 74339), (474, 59283), (553, 50814), (711, 39522), (941, 29862), (1106, 25407), (1422, 19761), (1659, 16938), (1882, 14931), (2133, 13174), (2823, 9954), (3318, 8469), (4266, 6587), (4977, 5646)]