209123824

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{143629}}^1$

素因数の和:143657

約数の個数: 40

約数和(自身を含む): 498683360

約数和(自身を除く): 289559536

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 143629, 287258, 574516, 1005403, 1149032, 1867177, 2010806, 2298064, 3734354, 4021612, 7468708, 8043224, 13070239, 14937416, 16086448, 26140478, 29874832, 52280956, 104561912, 209123824]

約数ペア:

[(1, 209123824), (2, 104561912), (4, 52280956), (7, 29874832), (8, 26140478), (13, 16086448), (14, 14937416), (16, 13070239), (26, 8043224), (28, 7468708), (52, 4021612), (56, 3734354), (91, 2298064), (104, 2010806), (112, 1867177), (182, 1149032), (208, 1005403), (364, 574516), (728, 287258), (1456, 143629)]