9718521981

素因数分解:

$3^1\times 7^1\times {\mathrm{293}}^1\times {\mathrm{877}}^1\times {\mathrm{1801}}^1$

素因数の和:2981

約数の個数: 32

約数和(自身を含む): 14884923648

約数和(自身を除く): 5166401667

約数列:

[1, 3, 7, 21, 293, 877, 879, 1801, 2051, 2631, 5403, 6139, 6153, 12607, 18417, 37821, 256961, 527693, 770883, 1579477, 1583079, 1798727, 3693851, 4738431, 5396181, 11056339, 11081553, 33169017, 462786761, 1388360283, 3239507327, 9718521981]

約数ペア:

[(1, 9718521981), (3, 3239507327), (7, 1388360283), (21, 462786761), (293, 33169017), (877, 11081553), (879, 11056339), (1801, 5396181), (2051, 4738431), (2631, 3693851), (5403, 1798727), (6139, 1583079), (6153, 1579477), (12607, 770883), (18417, 527693), (37821, 256961)]