25978428

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{4909}}^1$

素因数の和:4936

約数の個数: 72

約数和(自身を含む): 78363600

約数和(自身を除く): 52385172

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 84, 98, 108, 126, 147, 189, 196, 252, 294, 378, 441, 588, 756, 882, 1323, 1764, 2646, 4909, 5292, 9818, 14727, 19636, 29454, 34363, 44181, 58908, 68726, 88362, 103089, 132543, 137452, 176724, 206178, 240541, 265086, 309267, 412356, 481082, 530172, 618534, 721623, 927801, 962164, 1237068, 1443246, 1855602, 2164869, 2886492, 3711204, 4329738, 6494607, 8659476, 12989214, 25978428]

約数ペア:

[(1, 25978428), (2, 12989214), (3, 8659476), (4, 6494607), (6, 4329738), (7, 3711204), (9, 2886492), (12, 2164869), (14, 1855602), (18, 1443246), (21, 1237068), (27, 962164), (28, 927801), (36, 721623), (42, 618534), (49, 530172), (54, 481082), (63, 412356), (84, 309267), (98, 265086), (108, 240541), (126, 206178), (147, 176724), (189, 137452), (196, 132543), (252, 103089), (294, 88362), (378, 68726), (441, 58908), (588, 44181), (756, 34363), (882, 29454), (1323, 19636), (1764, 14727), (2646, 9818), (4909, 5292)]