1285643268

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{392443}}^1$

素因数の和:392473

約数の個数: 72

約数和(自身を含む): 3999789248

約数和(自身を除く): 2714145980

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 182, 234, 252, 273, 364, 468, 546, 819, 1092, 1638, 3276, 392443, 784886, 1177329, 1569772, 2354658, 2747101, 3531987, 4709316, 5101759, 5494202, 7063974, 8241303, 10203518, 10988404, 14127948, 15305277, 16482606, 20407036, 24723909, 30610554, 32965212, 35712313, 45915831, 49447818, 61221108, 71424626, 91831662, 98895636, 107136939, 142849252, 183663324, 214273878, 321410817, 428547756, 642821634, 1285643268]

約数ペア:

[(1, 1285643268), (2, 642821634), (3, 428547756), (4, 321410817), (6, 214273878), (7, 183663324), (9, 142849252), (12, 107136939), (13, 98895636), (14, 91831662), (18, 71424626), (21, 61221108), (26, 49447818), (28, 45915831), (36, 35712313), (39, 32965212), (42, 30610554), (52, 24723909), (63, 20407036), (78, 16482606), (84, 15305277), (91, 14127948), (117, 10988404), (126, 10203518), (156, 8241303), (182, 7063974), (234, 5494202), (252, 5101759), (273, 4709316), (364, 3531987), (468, 2747101), (546, 2354658), (819, 1569772), (1092, 1177329), (1638, 784886), (3276, 392443)]