16981524

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{853}}^1$

素因数の和:949

約数の個数: 72

約数和(自身を含む): 49736960

約数和(自身を除く): 32755436

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 79, 84, 126, 158, 237, 252, 316, 474, 553, 711, 853, 948, 1106, 1422, 1659, 1706, 2212, 2559, 2844, 3318, 3412, 4977, 5118, 5971, 6636, 7677, 9954, 10236, 11942, 15354, 17913, 19908, 23884, 30708, 35826, 53739, 67387, 71652, 107478, 134774, 202161, 214956, 269548, 404322, 471709, 606483, 808644, 943418, 1212966, 1415127, 1886836, 2425932, 2830254, 4245381, 5660508, 8490762, 16981524]

約数ペア:

[(1, 16981524), (2, 8490762), (3, 5660508), (4, 4245381), (6, 2830254), (7, 2425932), (9, 1886836), (12, 1415127), (14, 1212966), (18, 943418), (21, 808644), (28, 606483), (36, 471709), (42, 404322), (63, 269548), (79, 214956), (84, 202161), (126, 134774), (158, 107478), (237, 71652), (252, 67387), (316, 53739), (474, 35826), (553, 30708), (711, 23884), (853, 19908), (948, 17913), (1106, 15354), (1422, 11942), (1659, 10236), (1706, 9954), (2212, 7677), (2559, 6636), (2844, 5971), (3318, 5118), (3412, 4977)]