253442008

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{307}}^1\times {\mathrm{2789}}^1$

素因数の和:3139

約数の個数: 32

約数和(自身を含む): 489812400

約数和(自身を除く): 236370392

約数列:

[1, 2, 4, 8, 37, 74, 148, 296, 307, 614, 1228, 2456, 2789, 5578, 11156, 11359, 22312, 22718, 45436, 90872, 103193, 206386, 412772, 825544, 856223, 1712446, 3424892, 6849784, 31680251, 63360502, 126721004, 253442008]

約数ペア:

[(1, 253442008), (2, 126721004), (4, 63360502), (8, 31680251), (37, 6849784), (74, 3424892), (148, 1712446), (296, 856223), (307, 825544), (614, 412772), (1228, 206386), (2456, 103193), (2789, 90872), (5578, 45436), (11156, 22718), (11359, 22312)]