1217691152

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{28817}}^1$

素因数の和:28983

約数の個数: 40

約数和(自身を含む): 2501402400

約数和(自身を除く): 1283711248

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 139, 152, 278, 304, 556, 1112, 2224, 2641, 5282, 10564, 21128, 28817, 42256, 57634, 115268, 230536, 461072, 547523, 1095046, 2190092, 4005563, 4380184, 8011126, 8760368, 16022252, 32044504, 64089008, 76105697, 152211394, 304422788, 608845576, 1217691152]

約数ペア:

[(1, 1217691152), (2, 608845576), (4, 304422788), (8, 152211394), (16, 76105697), (19, 64089008), (38, 32044504), (76, 16022252), (139, 8760368), (152, 8011126), (278, 4380184), (304, 4005563), (556, 2190092), (1112, 1095046), (2224, 547523), (2641, 461072), (5282, 230536), (10564, 115268), (21128, 57634), (28817, 42256)]