39118905

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{113}}^1\times {\mathrm{157}}^1$

素因数の和:295

約数の個数: 72

約数和(自身を含む): 80081352

約数和(自身を除く): 40962447

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 113, 147, 157, 245, 315, 339, 441, 471, 565, 735, 785, 791, 1017, 1099, 1413, 1695, 2205, 2355, 2373, 3297, 3955, 5085, 5495, 5537, 7065, 7119, 7693, 9891, 11865, 16485, 16611, 17741, 23079, 27685, 35595, 38465, 49455, 49833, 53223, 69237, 83055, 88705, 115395, 124187, 159669, 249165, 266115, 346185, 372561, 620935, 798345, 869309, 1117683, 1862805, 2607927, 4346545, 5588415, 7823781, 13039635, 39118905]

約数ペア:

[(1, 39118905), (3, 13039635), (5, 7823781), (7, 5588415), (9, 4346545), (15, 2607927), (21, 1862805), (35, 1117683), (45, 869309), (49, 798345), (63, 620935), (105, 372561), (113, 346185), (147, 266115), (157, 249165), (245, 159669), (315, 124187), (339, 115395), (441, 88705), (471, 83055), (565, 69237), (735, 53223), (785, 49833), (791, 49455), (1017, 38465), (1099, 35595), (1413, 27685), (1695, 23079), (2205, 17741), (2355, 16611), (2373, 16485), (3297, 11865), (3955, 9891), (5085, 7693), (5495, 7119), (5537, 7065)]