15480387

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1$

素因数の和:260

約数の個数: 48

約数和(自身を含む): 26234208

約数和(自身を除く): 10753821

約数列:

[1, 3, 9, 13, 17, 39, 43, 51, 117, 129, 153, 181, 221, 387, 543, 559, 663, 731, 1629, 1677, 1989, 2193, 2353, 3077, 5031, 6579, 7059, 7783, 9231, 9503, 21177, 23349, 27693, 28509, 40001, 70047, 85527, 101179, 120003, 132311, 303537, 360009, 396933, 910611, 1190799, 1720043, 5160129, 15480387]

約数ペア:

[(1, 15480387), (3, 5160129), (9, 1720043), (13, 1190799), (17, 910611), (39, 396933), (43, 360009), (51, 303537), (117, 132311), (129, 120003), (153, 101179), (181, 85527), (221, 70047), (387, 40001), (543, 28509), (559, 27693), (663, 23349), (731, 21177), (1629, 9503), (1677, 9231), (1989, 7783), (2193, 7059), (2353, 6579), (3077, 5031)]