17979402

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{197}}^1$

素因数の和:303

約数の個数: 64

約数和(自身を含む): 43110144

約数和(自身を除く): 25130742

約数列:

[1, 2, 3, 6, 7, 14, 21, 41, 42, 53, 82, 106, 123, 159, 197, 246, 287, 318, 371, 394, 574, 591, 742, 861, 1113, 1182, 1379, 1722, 2173, 2226, 2758, 4137, 4346, 6519, 8077, 8274, 10441, 13038, 15211, 16154, 20882, 24231, 30422, 31323, 45633, 48462, 56539, 62646, 73087, 91266, 113078, 146174, 169617, 219261, 339234, 428081, 438522, 856162, 1284243, 2568486, 2996567, 5993134, 8989701, 17979402]

約数ペア:

[(1, 17979402), (2, 8989701), (3, 5993134), (6, 2996567), (7, 2568486), (14, 1284243), (21, 856162), (41, 438522), (42, 428081), (53, 339234), (82, 219261), (106, 169617), (123, 146174), (159, 113078), (197, 91266), (246, 73087), (287, 62646), (318, 56539), (371, 48462), (394, 45633), (574, 31323), (591, 30422), (742, 24231), (861, 20882), (1113, 16154), (1182, 15211), (1379, 13038), (1722, 10441), (2173, 8274), (2226, 8077), (2758, 6519), (4137, 4346)]