51247503

素因数分解:

$3^2\times {\mathrm{17}}^3\times {\mathrm{19}}^1\times {\mathrm{61}}^1$

素因数の和:137

約数の個数: 48

約数和(自身を含む): 84146400

約数和(自身を除く): 32898897

約数列:

[1, 3, 9, 17, 19, 51, 57, 61, 153, 171, 183, 289, 323, 549, 867, 969, 1037, 1159, 2601, 2907, 3111, 3477, 4913, 5491, 9333, 10431, 14739, 16473, 17629, 19703, 44217, 49419, 52887, 59109, 93347, 158661, 177327, 280041, 299693, 334951, 840123, 899079, 1004853, 2697237, 3014559, 5694167, 17082501, 51247503]

約数ペア:

[(1, 51247503), (3, 17082501), (9, 5694167), (17, 3014559), (19, 2697237), (51, 1004853), (57, 899079), (61, 840123), (153, 334951), (171, 299693), (183, 280041), (289, 177327), (323, 158661), (549, 93347), (867, 59109), (969, 52887), (1037, 49419), (1159, 44217), (2601, 19703), (2907, 17629), (3111, 16473), (3477, 14739), (4913, 10431), (5491, 9333)]