81335898

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{283}}^1\times {\mathrm{2281}}^1$

素因数の和:2579

約数の個数: 48

約数和(自身を含む): 202203456

約数和(自身を除く): 120867558

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 283, 566, 849, 1698, 1981, 2281, 2547, 3962, 4562, 5094, 5943, 6843, 11886, 13686, 15967, 17829, 20529, 31934, 35658, 41058, 47901, 95802, 143703, 287406, 645523, 1291046, 1936569, 3873138, 4518661, 5809707, 9037322, 11619414, 13555983, 27111966, 40667949, 81335898]

約数ペア:

[(1, 81335898), (2, 40667949), (3, 27111966), (6, 13555983), (7, 11619414), (9, 9037322), (14, 5809707), (18, 4518661), (21, 3873138), (42, 1936569), (63, 1291046), (126, 645523), (283, 287406), (566, 143703), (849, 95802), (1698, 47901), (1981, 41058), (2281, 35658), (2547, 31934), (3962, 20529), (4562, 17829), (5094, 15967), (5943, 13686), (6843, 11886)]