81998532

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29581}}^1$

素因数の和:29609

約数の個数: 72

約数和(自身を含む): 258428352

約数和(自身を除く): 176429820

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 28, 33, 36, 42, 44, 63, 66, 77, 84, 99, 126, 132, 154, 198, 231, 252, 308, 396, 462, 693, 924, 1386, 2772, 29581, 59162, 88743, 118324, 177486, 207067, 266229, 325391, 354972, 414134, 532458, 621201, 650782, 828268, 976173, 1064916, 1242402, 1301564, 1863603, 1952346, 2277737, 2484804, 2928519, 3727206, 3904692, 4555474, 5857038, 6833211, 7454412, 9110948, 11714076, 13666422, 20499633, 27332844, 40999266, 81998532]

約数ペア:

[(1, 81998532), (2, 40999266), (3, 27332844), (4, 20499633), (6, 13666422), (7, 11714076), (9, 9110948), (11, 7454412), (12, 6833211), (14, 5857038), (18, 4555474), (21, 3904692), (22, 3727206), (28, 2928519), (33, 2484804), (36, 2277737), (42, 1952346), (44, 1863603), (63, 1301564), (66, 1242402), (77, 1064916), (84, 976173), (99, 828268), (126, 650782), (132, 621201), (154, 532458), (198, 414134), (231, 354972), (252, 325391), (308, 266229), (396, 207067), (462, 177486), (693, 118324), (924, 88743), (1386, 59162), (2772, 29581)]