25818198

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{137}}^1\times {\mathrm{641}}^1$

素因数の和:797

約数の個数: 48

約数和(自身を含む): 60599664

約数和(自身を除く): 34781466

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 137, 147, 274, 294, 411, 641, 822, 959, 1282, 1918, 1923, 2877, 3846, 4487, 5754, 6713, 8974, 13426, 13461, 20139, 26922, 31409, 40278, 62818, 87817, 94227, 175634, 188454, 263451, 526902, 614719, 1229438, 1844157, 3688314, 4303033, 8606066, 12909099, 25818198]

約数ペア:

[(1, 25818198), (2, 12909099), (3, 8606066), (6, 4303033), (7, 3688314), (14, 1844157), (21, 1229438), (42, 614719), (49, 526902), (98, 263451), (137, 188454), (147, 175634), (274, 94227), (294, 87817), (411, 62818), (641, 40278), (822, 31409), (959, 26922), (1282, 20139), (1918, 13461), (1923, 13426), (2877, 8974), (3846, 6713), (4487, 5754)]