27896830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{971}}^1$

素因数の和:1021

約数の個数: 48

約数和(自身を含む): 57631824

約数和(自身を除く): 29734994

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 169, 170, 221, 338, 442, 845, 971, 1105, 1690, 1942, 2210, 2873, 4855, 5746, 9710, 12623, 14365, 16507, 25246, 28730, 33014, 63115, 82535, 126230, 164099, 165070, 214591, 328198, 429182, 820495, 1072955, 1640990, 2145910, 2789683, 5579366, 13948415, 27896830]

約数ペア:

[(1, 27896830), (2, 13948415), (5, 5579366), (10, 2789683), (13, 2145910), (17, 1640990), (26, 1072955), (34, 820495), (65, 429182), (85, 328198), (130, 214591), (169, 165070), (170, 164099), (221, 126230), (338, 82535), (442, 63115), (845, 33014), (971, 28730), (1105, 25246), (1690, 16507), (1942, 14365), (2210, 12623), (2873, 9710), (4855, 5746)]