51201108

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{199}}^1\times {\mathrm{1021}}^1$

素因数の和:1237

約数の個数: 72

約数和(自身を含む): 148803200

約数和(自身を除く): 97602092

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 199, 252, 398, 597, 796, 1021, 1194, 1393, 1791, 2042, 2388, 2786, 3063, 3582, 4084, 4179, 5572, 6126, 7147, 7164, 8358, 9189, 12252, 12537, 14294, 16716, 18378, 21441, 25074, 28588, 36756, 42882, 50148, 64323, 85764, 128646, 203179, 257292, 406358, 609537, 812716, 1219074, 1422253, 1828611, 2438148, 2844506, 3657222, 4266759, 5689012, 7314444, 8533518, 12800277, 17067036, 25600554, 51201108]

約数ペア:

[(1, 51201108), (2, 25600554), (3, 17067036), (4, 12800277), (6, 8533518), (7, 7314444), (9, 5689012), (12, 4266759), (14, 3657222), (18, 2844506), (21, 2438148), (28, 1828611), (36, 1422253), (42, 1219074), (63, 812716), (84, 609537), (126, 406358), (199, 257292), (252, 203179), (398, 128646), (597, 85764), (796, 64323), (1021, 50148), (1194, 42882), (1393, 36756), (1791, 28588), (2042, 25074), (2388, 21441), (2786, 18378), (3063, 16716), (3582, 14294), (4084, 12537), (4179, 12252), (5572, 9189), (6126, 8358), (7147, 7164)]