30181746

素因数分解:

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

素因数の和:679

約数の個数: 48

約数和(自身を含む): 70670880

約数和(自身を除く): 40489134

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 251, 294, 409, 502, 753, 818, 1227, 1506, 1757, 2454, 2863, 3514, 5271, 5726, 8589, 10542, 12299, 17178, 20041, 24598, 36897, 40082, 60123, 73794, 102659, 120246, 205318, 307977, 615954, 718613, 1437226, 2155839, 4311678, 5030291, 10060582, 15090873, 30181746]

約数ペア:

[(1, 30181746), (2, 15090873), (3, 10060582), (6, 5030291), (7, 4311678), (14, 2155839), (21, 1437226), (42, 718613), (49, 615954), (98, 307977), (147, 205318), (251, 120246), (294, 102659), (409, 73794), (502, 60123), (753, 40082), (818, 36897), (1227, 24598), (1506, 20041), (1757, 17178), (2454, 12299), (2863, 10542), (3514, 8589), (5271, 5726)]