639753492

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{1229}}^1\times {\mathrm{6197}}^1$

素因数の和:7440

約数の個数: 48

約数和(自身を含む): 1707672960

約数和(自身を除く): 1067919468

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 1229, 2458, 3687, 4916, 6197, 7374, 8603, 12394, 14748, 17206, 18591, 24788, 25809, 34412, 37182, 43379, 51618, 74364, 86758, 103236, 130137, 173516, 260274, 520548, 7616113, 15232226, 22848339, 30464452, 45696678, 53312791, 91393356, 106625582, 159938373, 213251164, 319876746, 639753492]

約数ペア:

[(1, 639753492), (2, 319876746), (3, 213251164), (4, 159938373), (6, 106625582), (7, 91393356), (12, 53312791), (14, 45696678), (21, 30464452), (28, 22848339), (42, 15232226), (84, 7616113), (1229, 520548), (2458, 260274), (3687, 173516), (4916, 130137), (6197, 103236), (7374, 86758), (8603, 74364), (12394, 51618), (14748, 43379), (17206, 37182), (18591, 34412), (24788, 25809)]