4387365

素因数分解:

$3^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1$

素因数の和:200

約数の個数: 48

約数和(自身を含む): 8281728

約数和(自身を除く): 3894363

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 81, 115, 135, 157, 207, 243, 345, 405, 471, 621, 785, 1035, 1215, 1413, 1863, 2355, 3105, 3611, 4239, 5589, 7065, 9315, 10833, 12717, 18055, 21195, 27945, 32499, 38151, 54165, 63585, 97497, 162495, 190755, 292491, 487485, 877473, 1462455, 4387365]

約数ペア:

[(1, 4387365), (3, 1462455), (5, 877473), (9, 487485), (15, 292491), (23, 190755), (27, 162495), (45, 97497), (69, 63585), (81, 54165), (115, 38151), (135, 32499), (157, 27945), (207, 21195), (243, 18055), (345, 12717), (405, 10833), (471, 9315), (621, 7065), (785, 5589), (1035, 4239), (1215, 3611), (1413, 3105), (1863, 2355)]