287441718

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{449}}^1\times {\mathrm{4639}}^1$

素因数の和:5116

約数の個数: 32

約数和(自身を含む): 601344000

約数和(自身を除く): 313902282

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 449, 898, 1347, 2694, 4639, 9278, 10327, 13917, 20654, 27834, 30981, 61962, 106697, 213394, 320091, 640182, 2082911, 4165822, 6248733, 12497466, 47906953, 95813906, 143720859, 287441718]

約数ペア:

[(1, 287441718), (2, 143720859), (3, 95813906), (6, 47906953), (23, 12497466), (46, 6248733), (69, 4165822), (138, 2082911), (449, 640182), (898, 320091), (1347, 213394), (2694, 106697), (4639, 61962), (9278, 30981), (10327, 27834), (13917, 20654)]