201518502

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{647}}^1$

素因数の和:773

約数の個数: 64

約数和(自身を含む): 439686144

約数和(自身を除く): 238167642

約数列:

[1, 2, 3, 6, 23, 37, 46, 61, 69, 74, 111, 122, 138, 183, 222, 366, 647, 851, 1294, 1403, 1702, 1941, 2257, 2553, 2806, 3882, 4209, 4514, 5106, 6771, 8418, 13542, 14881, 23939, 29762, 39467, 44643, 47878, 51911, 71817, 78934, 89286, 103822, 118401, 143634, 155733, 236802, 311466, 550597, 907741, 1101194, 1460279, 1651791, 1815482, 2723223, 2920558, 3303582, 4380837, 5446446, 8761674, 33586417, 67172834, 100759251, 201518502]

約数ペア:

[(1, 201518502), (2, 100759251), (3, 67172834), (6, 33586417), (23, 8761674), (37, 5446446), (46, 4380837), (61, 3303582), (69, 2920558), (74, 2723223), (111, 1815482), (122, 1651791), (138, 1460279), (183, 1101194), (222, 907741), (366, 550597), (647, 311466), (851, 236802), (1294, 155733), (1403, 143634), (1702, 118401), (1941, 103822), (2257, 89286), (2553, 78934), (2806, 71817), (3882, 51911), (4209, 47878), (4514, 44643), (5106, 39467), (6771, 29762), (8418, 23939), (13542, 14881)]