258972645

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{11411}}^1$

素因数の和:11525

約数の個数: 32

約数和(自身を含む): 443698560

約数和(自身を除く): 184725915

約数列:

[1, 3, 5, 15, 17, 51, 85, 89, 255, 267, 445, 1335, 1513, 4539, 7565, 11411, 22695, 34233, 57055, 171165, 193987, 581961, 969935, 1015579, 2909805, 3046737, 5077895, 15233685, 17264843, 51794529, 86324215, 258972645]

約数ペア:

[(1, 258972645), (3, 86324215), (5, 51794529), (15, 17264843), (17, 15233685), (51, 5077895), (85, 3046737), (89, 2909805), (255, 1015579), (267, 969935), (445, 581961), (1335, 193987), (1513, 171165), (4539, 57055), (7565, 34233), (11411, 22695)]