28232477

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:138

約数の個数: 48

約数和(自身を含む): 38610432

約数和(自身を除く): 10377955

約数列:

[1, 7, 13, 23, 41, 47, 49, 91, 161, 287, 299, 329, 533, 611, 637, 943, 1081, 1127, 1927, 2009, 2093, 2303, 3731, 4277, 6601, 7567, 12259, 13489, 14053, 14651, 25051, 26117, 29939, 44321, 46207, 52969, 85813, 94423, 98371, 175357, 310247, 576173, 600691, 688597, 1227499, 2171729, 4033211, 28232477]

約数ペア:

[(1, 28232477), (7, 4033211), (13, 2171729), (23, 1227499), (41, 688597), (47, 600691), (49, 576173), (91, 310247), (161, 175357), (287, 98371), (299, 94423), (329, 85813), (533, 52969), (611, 46207), (637, 44321), (943, 29939), (1081, 26117), (1127, 25051), (1927, 14651), (2009, 14053), (2093, 13489), (2303, 12259), (3731, 7567), (4277, 6601)]