223820558

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{521}}^1$

素因数の和:621

約数の個数: 48

約数和(自身を含む): 385160832

約数和(自身を除く): 161340274

約数列:

[1, 2, 13, 26, 31, 41, 62, 82, 169, 338, 403, 521, 533, 806, 1042, 1066, 1271, 2542, 5239, 6773, 6929, 10478, 13546, 13858, 16151, 16523, 21361, 32302, 33046, 42722, 88049, 176098, 209963, 214799, 277693, 419926, 429598, 555386, 662191, 1324382, 2729519, 3610009, 5459038, 7220018, 8608483, 17216966, 111910279, 223820558]

約数ペア:

[(1, 223820558), (2, 111910279), (13, 17216966), (26, 8608483), (31, 7220018), (41, 5459038), (62, 3610009), (82, 2729519), (169, 1324382), (338, 662191), (403, 555386), (521, 429598), (533, 419926), (806, 277693), (1042, 214799), (1066, 209963), (1271, 176098), (2542, 88049), (5239, 42722), (6773, 33046), (6929, 32302), (10478, 21361), (13546, 16523), (13858, 16151)]