21474465

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{499}}^1$

素因数の和:677

約数の個数: 32

約数和(自身を含む): 36480000

約数和(自身を除く): 15005535

約数列:

[1, 3, 5, 15, 19, 57, 95, 151, 285, 453, 499, 755, 1497, 2265, 2495, 2869, 7485, 8607, 9481, 14345, 28443, 43035, 47405, 75349, 142215, 226047, 376745, 1130235, 1431631, 4294893, 7158155, 21474465]

約数ペア:

[(1, 21474465), (3, 7158155), (5, 4294893), (15, 1431631), (19, 1130235), (57, 376745), (95, 226047), (151, 142215), (285, 75349), (453, 47405), (499, 43035), (755, 28443), (1497, 14345), (2265, 9481), (2495, 8607), (2869, 7485)]