30786915

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{769}}^1$

素因数の和:951

約数の個数: 32

約数和(自身を含む): 52557120

約数和(自身を除く): 21770205

約数列:

[1, 3, 5, 15, 17, 51, 85, 157, 255, 471, 769, 785, 2307, 2355, 2669, 3845, 8007, 11535, 13073, 13345, 39219, 40035, 65365, 120733, 196095, 362199, 603665, 1810995, 2052461, 6157383, 10262305, 30786915]

約数ペア:

[(1, 30786915), (3, 10262305), (5, 6157383), (15, 2052461), (17, 1810995), (51, 603665), (85, 362199), (157, 196095), (255, 120733), (471, 65365), (769, 40035), (785, 39219), (2307, 13345), (2355, 13073), (2669, 11535), (3845, 8007)]