721924644

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{53381}}^1$

素因数の和:53425

約数の個数: 72

約数和(自身を含む): 2044744128

約数和(自身を除く): 1322819484

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 42, 46, 49, 69, 84, 92, 98, 138, 147, 161, 196, 276, 294, 322, 483, 588, 644, 966, 1127, 1932, 2254, 3381, 4508, 6762, 13524, 53381, 106762, 160143, 213524, 320286, 373667, 640572, 747334, 1121001, 1227763, 1494668, 2242002, 2455526, 2615669, 3683289, 4484004, 4911052, 5231338, 7366578, 7847007, 8594341, 10462676, 14733156, 15694014, 17188682, 25783023, 31388028, 34377364, 51566046, 60160387, 103132092, 120320774, 180481161, 240641548, 360962322, 721924644]

約数ペア:

[(1, 721924644), (2, 360962322), (3, 240641548), (4, 180481161), (6, 120320774), (7, 103132092), (12, 60160387), (14, 51566046), (21, 34377364), (23, 31388028), (28, 25783023), (42, 17188682), (46, 15694014), (49, 14733156), (69, 10462676), (84, 8594341), (92, 7847007), (98, 7366578), (138, 5231338), (147, 4911052), (161, 4484004), (196, 3683289), (276, 2615669), (294, 2455526), (322, 2242002), (483, 1494668), (588, 1227763), (644, 1121001), (966, 747334), (1127, 640572), (1932, 373667), (2254, 320286), (3381, 213524), (4508, 160143), (6762, 106762), (13524, 53381)]