989879408

素因数分解:

$2^4\times 7^1\times {\mathrm{47}}^2\times {\mathrm{4001}}^1$

素因数の和:4110

約数の個数: 60

約数和(自身を含む): 2240063472

約数和(自身を除く): 1250184064

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 47, 56, 94, 112, 188, 329, 376, 658, 752, 1316, 2209, 2632, 4001, 4418, 5264, 8002, 8836, 15463, 16004, 17672, 28007, 30926, 32008, 35344, 56014, 61852, 64016, 112028, 123704, 188047, 224056, 247408, 376094, 448112, 752188, 1316329, 1504376, 2632658, 3008752, 5265316, 8838209, 10530632, 17676418, 21061264, 35352836, 61867463, 70705672, 123734926, 141411344, 247469852, 494939704, 989879408]

約数ペア:

[(1, 989879408), (2, 494939704), (4, 247469852), (7, 141411344), (8, 123734926), (14, 70705672), (16, 61867463), (28, 35352836), (47, 21061264), (56, 17676418), (94, 10530632), (112, 8838209), (188, 5265316), (329, 3008752), (376, 2632658), (658, 1504376), (752, 1316329), (1316, 752188), (2209, 448112), (2632, 376094), (4001, 247408), (4418, 224056), (5264, 188047), (8002, 123704), (8836, 112028), (15463, 64016), (16004, 61852), (17672, 56014), (28007, 35344), (30926, 32008)]