15196215

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2591}}^1$

素因数の和:2639

約数の個数: 32

約数和(自身を含む): 26873856

約数和(自身を除く): 11677641

約数列:

[1, 3, 5, 15, 17, 23, 51, 69, 85, 115, 255, 345, 391, 1173, 1955, 2591, 5865, 7773, 12955, 38865, 44047, 59593, 132141, 178779, 220235, 297965, 660705, 893895, 1013081, 3039243, 5065405, 15196215]

約数ペア:

[(1, 15196215), (3, 5065405), (5, 3039243), (15, 1013081), (17, 893895), (23, 660705), (51, 297965), (69, 220235), (85, 178779), (115, 132141), (255, 59593), (345, 44047), (391, 38865), (1173, 12955), (1955, 7773), (2591, 5865)]