30615858

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{18691}}^1$

素因数の和:18719

約数の個数: 48

約数和(自身を含む): 81646656

約数和(自身を除く): 51030798

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 182, 234, 273, 546, 819, 1638, 18691, 37382, 56073, 112146, 130837, 168219, 242983, 261674, 336438, 392511, 485966, 728949, 785022, 1177533, 1457898, 1700881, 2186847, 2355066, 3401762, 4373694, 5102643, 10205286, 15307929, 30615858]

約数ペア:

[(1, 30615858), (2, 15307929), (3, 10205286), (6, 5102643), (7, 4373694), (9, 3401762), (13, 2355066), (14, 2186847), (18, 1700881), (21, 1457898), (26, 1177533), (39, 785022), (42, 728949), (63, 485966), (78, 392511), (91, 336438), (117, 261674), (126, 242983), (182, 168219), (234, 130837), (273, 112146), (546, 56073), (819, 37382), (1638, 18691)]