15984318

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{367}}^1$

素因数の和:457

約数の個数: 64

約数和(自身を含む): 39426048

約数和(自身を除く): 23441730

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 61, 102, 119, 122, 183, 238, 357, 366, 367, 427, 714, 734, 854, 1037, 1101, 1281, 2074, 2202, 2562, 2569, 3111, 5138, 6222, 6239, 7259, 7707, 12478, 14518, 15414, 18717, 21777, 22387, 37434, 43554, 43673, 44774, 67161, 87346, 131019, 134322, 156709, 262038, 313418, 380579, 470127, 761158, 940254, 1141737, 2283474, 2664053, 5328106, 7992159, 15984318]

約数ペア:

[(1, 15984318), (2, 7992159), (3, 5328106), (6, 2664053), (7, 2283474), (14, 1141737), (17, 940254), (21, 761158), (34, 470127), (42, 380579), (51, 313418), (61, 262038), (102, 156709), (119, 134322), (122, 131019), (183, 87346), (238, 67161), (357, 44774), (366, 43673), (367, 43554), (427, 37434), (714, 22387), (734, 21777), (854, 18717), (1037, 15414), (1101, 14518), (1281, 12478), (2074, 7707), (2202, 7259), (2562, 6239), (2569, 6222), (3111, 5138)]