179174961

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{977}}^1$

素因数の和:1102

約数の個数: 48

約数和(自身を含む): 307577088

約数和(自身を除く): 128402127

約数列:

[1, 3, 7, 9, 21, 41, 63, 71, 123, 213, 287, 369, 497, 639, 861, 977, 1491, 2583, 2911, 2931, 4473, 6839, 8733, 8793, 20377, 20517, 26199, 40057, 61131, 61551, 69367, 120171, 183393, 208101, 280399, 360513, 485569, 624303, 841197, 1456707, 2523591, 2844047, 4370121, 8532141, 19908329, 25596423, 59724987, 179174961]

約数ペア:

[(1, 179174961), (3, 59724987), (7, 25596423), (9, 19908329), (21, 8532141), (41, 4370121), (63, 2844047), (71, 2523591), (123, 1456707), (213, 841197), (287, 624303), (369, 485569), (497, 360513), (639, 280399), (861, 208101), (977, 183393), (1491, 120171), (2583, 69367), (2911, 61551), (2931, 61131), (4473, 40057), (6839, 26199), (8733, 20517), (8793, 20377)]