64511874

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{6481}}^1$

素因数の和:6575

約数の個数: 48

約数和(自身を含む): 161790720

約数和(自身を除く): 97278846

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 79, 126, 158, 237, 474, 553, 711, 1106, 1422, 1659, 3318, 4977, 6481, 9954, 12962, 19443, 38886, 45367, 58329, 90734, 116658, 136101, 272202, 408303, 511999, 816606, 1023998, 1535997, 3071994, 3583993, 4607991, 7167986, 9215982, 10751979, 21503958, 32255937, 64511874]

約数ペア:

[(1, 64511874), (2, 32255937), (3, 21503958), (6, 10751979), (7, 9215982), (9, 7167986), (14, 4607991), (18, 3583993), (21, 3071994), (42, 1535997), (63, 1023998), (79, 816606), (126, 511999), (158, 408303), (237, 272202), (474, 136101), (553, 116658), (711, 90734), (1106, 58329), (1422, 45367), (1659, 38886), (3318, 19443), (4977, 12962), (6481, 9954)]