340809885

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{20089}}^1$

素因数の和:20142

約数の個数: 48

約数和(自身を含む): 658148400

約数和(自身を除く): 317338515

約数列:

[1, 3, 5, 9, 13, 15, 29, 39, 45, 65, 87, 117, 145, 195, 261, 377, 435, 585, 1131, 1305, 1885, 3393, 5655, 16965, 20089, 60267, 100445, 180801, 261157, 301335, 582581, 783471, 904005, 1305785, 1747743, 2350413, 2912905, 3917355, 5243229, 7573553, 8738715, 11752065, 22720659, 26216145, 37867765, 68161977, 113603295, 340809885]

約数ペア:

[(1, 340809885), (3, 113603295), (5, 68161977), (9, 37867765), (13, 26216145), (15, 22720659), (29, 11752065), (39, 8738715), (45, 7573553), (65, 5243229), (87, 3917355), (117, 2912905), (145, 2350413), (195, 1747743), (261, 1305785), (377, 904005), (435, 783471), (585, 582581), (1131, 301335), (1305, 261157), (1885, 180801), (3393, 100445), (5655, 60267), (16965, 20089)]