31948455

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{199}}^1$

素因数の和:364

約数の個数: 64

約数和(自身を含む): 64512000

約数和(自身を除く): 32563545

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 139, 165, 199, 231, 385, 417, 597, 695, 973, 995, 1155, 1393, 1529, 2085, 2189, 2919, 2985, 4179, 4587, 4865, 6567, 6965, 7645, 10703, 10945, 14595, 15323, 20895, 22935, 27661, 32109, 32835, 45969, 53515, 76615, 82983, 138305, 160545, 193627, 229845, 304271, 414915, 580881, 912813, 968135, 1521355, 2129897, 2904405, 4564065, 6389691, 10649485, 31948455]

約数ペア:

[(1, 31948455), (3, 10649485), (5, 6389691), (7, 4564065), (11, 2904405), (15, 2129897), (21, 1521355), (33, 968135), (35, 912813), (55, 580881), (77, 414915), (105, 304271), (139, 229845), (165, 193627), (199, 160545), (231, 138305), (385, 82983), (417, 76615), (597, 53515), (695, 45969), (973, 32835), (995, 32109), (1155, 27661), (1393, 22935), (1529, 20895), (2085, 15323), (2189, 14595), (2919, 10945), (2985, 10703), (4179, 7645), (4587, 6965), (4865, 6567)]