90545238

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{251}}^1\times {\mathrm{409}}^1$

素因数の和:682

約数の個数: 72

約数和(自身を含む): 229680360

約数和(自身を除く): 139135122

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 251, 294, 409, 441, 502, 753, 818, 882, 1227, 1506, 1757, 2259, 2454, 2863, 3514, 3681, 4518, 5271, 5726, 7362, 8589, 10542, 12299, 15813, 17178, 20041, 24598, 25767, 31626, 36897, 40082, 51534, 60123, 73794, 102659, 110691, 120246, 180369, 205318, 221382, 307977, 360738, 615954, 718613, 923931, 1437226, 1847862, 2155839, 4311678, 5030291, 6467517, 10060582, 12935034, 15090873, 30181746, 45272619, 90545238]

約数ペア:

[(1, 90545238), (2, 45272619), (3, 30181746), (6, 15090873), (7, 12935034), (9, 10060582), (14, 6467517), (18, 5030291), (21, 4311678), (42, 2155839), (49, 1847862), (63, 1437226), (98, 923931), (126, 718613), (147, 615954), (251, 360738), (294, 307977), (409, 221382), (441, 205318), (502, 180369), (753, 120246), (818, 110691), (882, 102659), (1227, 73794), (1506, 60123), (1757, 51534), (2259, 40082), (2454, 36897), (2863, 31626), (3514, 25767), (3681, 24598), (4518, 20041), (5271, 17178), (5726, 15813), (7362, 12299), (8589, 10542)]