899958241

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{41}}^1\times {\mathrm{251}}^1$

素因数の和:374

約数の個数: 48

約数和(自身を含む): 1177110144

約数和(自身を除く): 277151903

約数列:

[1, 7, 13, 31, 41, 91, 217, 251, 287, 403, 533, 961, 1271, 1757, 2821, 3263, 3731, 6727, 7781, 8897, 10291, 12493, 16523, 22841, 39401, 54467, 72037, 87451, 101153, 115661, 133783, 241211, 275807, 319021, 512213, 708071, 936481, 1688477, 2233147, 3135743, 3585491, 4147273, 9889651, 21950201, 29030911, 69227557, 128565463, 899958241]

約数ペア:

[(1, 899958241), (7, 128565463), (13, 69227557), (31, 29030911), (41, 21950201), (91, 9889651), (217, 4147273), (251, 3585491), (287, 3135743), (403, 2233147), (533, 1688477), (961, 936481), (1271, 708071), (1757, 512213), (2821, 319021), (3263, 275807), (3731, 241211), (6727, 133783), (7781, 115661), (8897, 101153), (10291, 87451), (12493, 72037), (16523, 54467), (22841, 39401)]