870843292

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{971}}^1$

素因数の和:1123

約数の個数: 72

約数和(自身を含む): 1791765360

約数和(自身を除く): 920922068

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 109, 121, 187, 218, 242, 374, 436, 484, 748, 971, 1199, 1853, 1942, 2057, 2398, 3706, 3884, 4114, 4796, 7412, 8228, 10681, 13189, 16507, 20383, 21362, 26378, 33014, 40766, 42724, 52756, 66028, 81532, 105839, 117491, 181577, 211678, 224213, 234982, 363154, 423356, 448426, 469964, 726308, 896852, 1164229, 1799263, 1997347, 2328458, 3598526, 3994694, 4656916, 7197052, 7989388, 12806519, 19791893, 25613038, 39583786, 51226076, 79167572, 217710823, 435421646, 870843292]

約数ペア:

[(1, 870843292), (2, 435421646), (4, 217710823), (11, 79167572), (17, 51226076), (22, 39583786), (34, 25613038), (44, 19791893), (68, 12806519), (109, 7989388), (121, 7197052), (187, 4656916), (218, 3994694), (242, 3598526), (374, 2328458), (436, 1997347), (484, 1799263), (748, 1164229), (971, 896852), (1199, 726308), (1853, 469964), (1942, 448426), (2057, 423356), (2398, 363154), (3706, 234982), (3884, 224213), (4114, 211678), (4796, 181577), (7412, 117491), (8228, 105839), (10681, 81532), (13189, 66028), (16507, 52756), (20383, 42724), (21362, 40766), (26378, 33014)]