61616072

素因数分解:

$2^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{15497}}^1$

素因数の和:15581

約数の個数: 32

約数和(自身を含む): 133902720

約数和(自身を除く): 72286648

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 71, 142, 284, 497, 568, 994, 1988, 3976, 15497, 30994, 61988, 108479, 123976, 216958, 433916, 867832, 1100287, 2200574, 4401148, 7702009, 8802296, 15404018, 30808036, 61616072]

約数ペア:

[(1, 61616072), (2, 30808036), (4, 15404018), (7, 8802296), (8, 7702009), (14, 4401148), (28, 2200574), (56, 1100287), (71, 867832), (142, 433916), (284, 216958), (497, 123976), (568, 108479), (994, 61988), (1988, 30994), (3976, 15497)]