78906492

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{521}}^1\times {\mathrm{601}}^1$

素因数の和:1139

約数の個数: 72

約数和(自身を含む): 228769632

約数和(自身を除く): 149863140

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 521, 601, 1042, 1202, 1563, 1803, 2084, 2404, 3126, 3606, 3647, 4207, 4689, 5409, 6252, 7212, 7294, 8414, 9378, 10818, 10941, 12621, 14588, 16828, 18756, 21636, 21882, 25242, 32823, 37863, 43764, 50484, 65646, 75726, 131292, 151452, 313121, 626242, 939363, 1252484, 1878726, 2191847, 2818089, 3757452, 4383694, 5636178, 6575541, 8767388, 11272356, 13151082, 19726623, 26302164, 39453246, 78906492]

約数ペア:

[(1, 78906492), (2, 39453246), (3, 26302164), (4, 19726623), (6, 13151082), (7, 11272356), (9, 8767388), (12, 6575541), (14, 5636178), (18, 4383694), (21, 3757452), (28, 2818089), (36, 2191847), (42, 1878726), (63, 1252484), (84, 939363), (126, 626242), (252, 313121), (521, 151452), (601, 131292), (1042, 75726), (1202, 65646), (1563, 50484), (1803, 43764), (2084, 37863), (2404, 32823), (3126, 25242), (3606, 21882), (3647, 21636), (4207, 18756), (4689, 16828), (5409, 14588), (6252, 12621), (7212, 10941), (7294, 10818), (8414, 9378)]