9891495

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{503}}^1$

素因数の和:556

約数の個数: 48

約数和(自身を含む): 18869760

約数和(自身を除く): 8978265

約数列:

[1, 3, 5, 9, 15, 19, 23, 45, 57, 69, 95, 115, 171, 207, 285, 345, 437, 503, 855, 1035, 1311, 1509, 2185, 2515, 3933, 4527, 6555, 7545, 9557, 11569, 19665, 22635, 28671, 34707, 47785, 57845, 86013, 104121, 143355, 173535, 219811, 430065, 520605, 659433, 1099055, 1978299, 3297165, 9891495]

約数ペア:

[(1, 9891495), (3, 3297165), (5, 1978299), (9, 1099055), (15, 659433), (19, 520605), (23, 430065), (45, 219811), (57, 173535), (69, 143355), (95, 104121), (115, 86013), (171, 57845), (207, 47785), (285, 34707), (345, 28671), (437, 22635), (503, 19665), (855, 11569), (1035, 9557), (1311, 7545), (1509, 6555), (2185, 4527), (2515, 3933)]