15312969

素因数分解:

$3^4\times 7^1\times {\mathrm{113}}^1\times {\mathrm{239}}^1$

素因数の和:371

約数の個数: 40

約数和(自身を含む): 26484480

約数和(自身を除く): 11171511

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 113, 189, 239, 339, 567, 717, 791, 1017, 1673, 2151, 2373, 3051, 5019, 6453, 7119, 9153, 15057, 19359, 21357, 27007, 45171, 64071, 81021, 135513, 189049, 243063, 567147, 729189, 1701441, 2187567, 5104323, 15312969]

約数ペア:

[(1, 15312969), (3, 5104323), (7, 2187567), (9, 1701441), (21, 729189), (27, 567147), (63, 243063), (81, 189049), (113, 135513), (189, 81021), (239, 64071), (339, 45171), (567, 27007), (717, 21357), (791, 19359), (1017, 15057), (1673, 9153), (2151, 7119), (2373, 6453), (3051, 5019)]