131810508

素因数分解:

$2^2\times 3^2\times {\mathrm{61}}^1\times {\mathrm{193}}^1\times {\mathrm{311}}^1$

素因数の和:575

約数の個数: 72

約数和(自身を含む): 341498976

約数和(自身を除く): 209688468

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 61, 122, 183, 193, 244, 311, 366, 386, 549, 579, 622, 732, 772, 933, 1098, 1158, 1244, 1737, 1866, 2196, 2316, 2799, 3474, 3732, 5598, 6948, 11196, 11773, 18971, 23546, 35319, 37942, 47092, 56913, 60023, 70638, 75884, 105957, 113826, 120046, 141276, 170739, 180069, 211914, 227652, 240092, 341478, 360138, 423828, 540207, 682956, 720276, 1080414, 2160828, 3661403, 7322806, 10984209, 14645612, 21968418, 32952627, 43936836, 65905254, 131810508]

約数ペア:

[(1, 131810508), (2, 65905254), (3, 43936836), (4, 32952627), (6, 21968418), (9, 14645612), (12, 10984209), (18, 7322806), (36, 3661403), (61, 2160828), (122, 1080414), (183, 720276), (193, 682956), (244, 540207), (311, 423828), (366, 360138), (386, 341478), (549, 240092), (579, 227652), (622, 211914), (732, 180069), (772, 170739), (933, 141276), (1098, 120046), (1158, 113826), (1244, 105957), (1737, 75884), (1866, 70638), (2196, 60023), (2316, 56913), (2799, 47092), (3474, 37942), (3732, 35319), (5598, 23546), (6948, 18971), (11196, 11773)]