87019108

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{487}}^1$

素因数の和:664

約数の個数: 48

約数和(自身を含む): 173150208

約数和(自身を除く): 86131100

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 124, 131, 262, 341, 487, 524, 682, 974, 1364, 1441, 1948, 2882, 4061, 5357, 5764, 8122, 10714, 15097, 16244, 21428, 30194, 44671, 60388, 63797, 89342, 127594, 166067, 178684, 255188, 332134, 664268, 701767, 1403534, 1977707, 2807068, 3955414, 7910828, 21754777, 43509554, 87019108]

約数ペア:

[(1, 87019108), (2, 43509554), (4, 21754777), (11, 7910828), (22, 3955414), (31, 2807068), (44, 1977707), (62, 1403534), (124, 701767), (131, 664268), (262, 332134), (341, 255188), (487, 178684), (524, 166067), (682, 127594), (974, 89342), (1364, 63797), (1441, 60388), (1948, 44671), (2882, 30194), (4061, 21428), (5357, 16244), (5764, 15097), (8122, 10714)]