201123783

素因数分解:

$3^3\times 7^2\times {\mathrm{281}}^1\times {\mathrm{541}}^1$

素因数の和:845

約数の個数: 48

約数和(自身を含む): 348484320

約数和(自身を除く): 147360537

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 281, 441, 541, 843, 1323, 1623, 1967, 2529, 3787, 4869, 5901, 7587, 11361, 13769, 14607, 17703, 26509, 34083, 41307, 53109, 79527, 102249, 123921, 152021, 238581, 371763, 456063, 715743, 1064147, 1368189, 3192441, 4104567, 7449029, 9577323, 22347087, 28731969, 67041261, 201123783]

約数ペア:

[(1, 201123783), (3, 67041261), (7, 28731969), (9, 22347087), (21, 9577323), (27, 7449029), (49, 4104567), (63, 3192441), (147, 1368189), (189, 1064147), (281, 715743), (441, 456063), (541, 371763), (843, 238581), (1323, 152021), (1623, 123921), (1967, 102249), (2529, 79527), (3787, 53109), (4869, 41307), (5901, 34083), (7587, 26509), (11361, 17703), (13769, 14607)]