16684425

素因数分解:

$3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{2557}}^1$

素因数の和:2602

約数の個数: 36

約数和(自身を含む): 30926220

約数和(自身を除く): 14241795

約数列:

[1, 3, 5, 9, 15, 25, 29, 45, 75, 87, 145, 225, 261, 435, 725, 1305, 2175, 2557, 6525, 7671, 12785, 23013, 38355, 63925, 74153, 115065, 191775, 222459, 370765, 575325, 667377, 1112295, 1853825, 3336885, 5561475, 16684425]

約数ペア:

[(1, 16684425), (3, 5561475), (5, 3336885), (9, 1853825), (15, 1112295), (25, 667377), (29, 575325), (45, 370765), (75, 222459), (87, 191775), (145, 115065), (225, 74153), (261, 63925), (435, 38355), (725, 23013), (1305, 12785), (2175, 7671), (2557, 6525)]