64397844

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{421}}^1\times {\mathrm{607}}^1$

素因数の和:1045

約数の個数: 72

約数和(自身を含む): 186787328

約数和(自身を除く): 122389484

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 421, 607, 842, 1214, 1263, 1684, 1821, 2428, 2526, 2947, 3642, 3789, 4249, 5052, 5463, 5894, 7284, 7578, 8498, 8841, 10926, 11788, 12747, 15156, 16996, 17682, 21852, 25494, 26523, 35364, 38241, 50988, 53046, 76482, 106092, 152964, 255547, 511094, 766641, 1022188, 1533282, 1788829, 2299923, 3066564, 3577658, 4599846, 5366487, 7155316, 9199692, 10732974, 16099461, 21465948, 32198922, 64397844]

約数ペア:

[(1, 64397844), (2, 32198922), (3, 21465948), (4, 16099461), (6, 10732974), (7, 9199692), (9, 7155316), (12, 5366487), (14, 4599846), (18, 3577658), (21, 3066564), (28, 2299923), (36, 1788829), (42, 1533282), (63, 1022188), (84, 766641), (126, 511094), (252, 255547), (421, 152964), (607, 106092), (842, 76482), (1214, 53046), (1263, 50988), (1684, 38241), (1821, 35364), (2428, 26523), (2526, 25494), (2947, 21852), (3642, 17682), (3789, 16996), (4249, 15156), (5052, 12747), (5463, 11788), (5894, 10926), (7284, 8841), (7578, 8498)]