28924974

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1741}}^1$

素因数の和:1833

約数の個数: 48

約数和(自身を含む): 68481504

約数和(自身を除く): 39556530

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 71, 78, 117, 142, 213, 234, 426, 639, 923, 1278, 1741, 1846, 2769, 3482, 5223, 5538, 8307, 10446, 15669, 16614, 22633, 31338, 45266, 67899, 123611, 135798, 203697, 247222, 370833, 407394, 741666, 1112499, 1606943, 2224998, 3213886, 4820829, 9641658, 14462487, 28924974]

約数ペア:

[(1, 28924974), (2, 14462487), (3, 9641658), (6, 4820829), (9, 3213886), (13, 2224998), (18, 1606943), (26, 1112499), (39, 741666), (71, 407394), (78, 370833), (117, 247222), (142, 203697), (213, 135798), (234, 123611), (426, 67899), (639, 45266), (923, 31338), (1278, 22633), (1741, 16614), (1846, 15669), (2769, 10446), (3482, 8307), (5223, 5538)]