28397944

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{197}}^1\times {\mathrm{487}}^1$

素因数の和:727

約数の個数: 32

約数和(自身を含む): 55075680

約数和(自身を除く): 26677736

約数列:

[1, 2, 4, 8, 37, 74, 148, 197, 296, 394, 487, 788, 974, 1576, 1948, 3896, 7289, 14578, 18019, 29156, 36038, 58312, 72076, 95939, 144152, 191878, 383756, 767512, 3549743, 7099486, 14198972, 28397944]

約数ペア:

[(1, 28397944), (2, 14198972), (4, 7099486), (8, 3549743), (37, 767512), (74, 383756), (148, 191878), (197, 144152), (296, 95939), (394, 72076), (487, 58312), (788, 36038), (974, 29156), (1576, 18019), (1948, 14578), (3896, 7289)]