228396987

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{39839}}^1$

素因数の和:39872

約数の個数: 36

約数和(自身を含む): 413300160

約数和(自身を除く): 184903173

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 63, 91, 117, 147, 273, 441, 637, 819, 1911, 5733, 39839, 119517, 278873, 358551, 517907, 836619, 1553721, 1952111, 2509857, 3625349, 4661163, 5856333, 10876047, 17568999, 25377443, 32628141, 76132329, 228396987]

約数ペア:

[(1, 228396987), (3, 76132329), (7, 32628141), (9, 25377443), (13, 17568999), (21, 10876047), (39, 5856333), (49, 4661163), (63, 3625349), (91, 2509857), (117, 1952111), (147, 1553721), (273, 836619), (441, 517907), (637, 358551), (819, 278873), (1911, 119517), (5733, 39839)]