681661292

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{149}}^1\times {\mathrm{907}}^1$

素因数の和:1170

約数の個数: 48

約数和(自身を含む): 1308064800

約数和(自身を除く): 626403508

約数列:

[1, 2, 4, 13, 26, 52, 97, 149, 194, 298, 388, 596, 907, 1261, 1814, 1937, 2522, 3628, 3874, 5044, 7748, 11791, 14453, 23582, 28906, 47164, 57812, 87979, 135143, 175958, 187889, 270286, 351916, 375778, 540572, 751556, 1143727, 1756859, 2287454, 3513718, 4574908, 7027436, 13108871, 26217742, 52435484, 170415323, 340830646, 681661292]

約数ペア:

[(1, 681661292), (2, 340830646), (4, 170415323), (13, 52435484), (26, 26217742), (52, 13108871), (97, 7027436), (149, 4574908), (194, 3513718), (298, 2287454), (388, 1756859), (596, 1143727), (907, 751556), (1261, 540572), (1814, 375778), (1937, 351916), (2522, 270286), (3628, 187889), (3874, 175958), (5044, 135143), (7748, 87979), (11791, 57812), (14453, 47164), (23582, 28906)]