81903206

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{6907}}^1$

素因数の和:6945

約数の個数: 36

約数和(自身を含む): 157108644

約数和(自身を除く): 75205438

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 121, 154, 242, 539, 847, 1078, 1694, 5929, 6907, 11858, 13814, 48349, 75977, 96698, 151954, 338443, 531839, 676886, 835747, 1063678, 1671494, 3722873, 5850229, 7445746, 11700458, 40951603, 81903206]

約数ペア:

[(1, 81903206), (2, 40951603), (7, 11700458), (11, 7445746), (14, 5850229), (22, 3722873), (49, 1671494), (77, 1063678), (98, 835747), (121, 676886), (154, 531839), (242, 338443), (539, 151954), (847, 96698), (1078, 75977), (1694, 48349), (5929, 13814), (6907, 11858)]