1242731886

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1\times {\mathrm{1627}}^1$

素因数の和:1877

約数の個数: 64

約数和(自身を含む): 2768173056

約数和(自身を除く): 1525441170

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 71, 142, 163, 213, 326, 426, 489, 781, 978, 1562, 1627, 1793, 2343, 3254, 3586, 4686, 4881, 5379, 9762, 10758, 11573, 17897, 23146, 34719, 35794, 53691, 69438, 107382, 115517, 127303, 231034, 254606, 265201, 346551, 381909, 530402, 693102, 763818, 795603, 1270687, 1591206, 2541374, 2917211, 3812061, 5834422, 7624122, 8751633, 17503266, 18829271, 37658542, 56487813, 112975626, 207121981, 414243962, 621365943, 1242731886]

約数ペア:

[(1, 1242731886), (2, 621365943), (3, 414243962), (6, 207121981), (11, 112975626), (22, 56487813), (33, 37658542), (66, 18829271), (71, 17503266), (142, 8751633), (163, 7624122), (213, 5834422), (326, 3812061), (426, 2917211), (489, 2541374), (781, 1591206), (978, 1270687), (1562, 795603), (1627, 763818), (1793, 693102), (2343, 530402), (3254, 381909), (3586, 346551), (4686, 265201), (4881, 254606), (5379, 231034), (9762, 127303), (10758, 115517), (11573, 107382), (17897, 69438), (23146, 53691), (34719, 35794)]