51648597

素因数分解:

$3^4\times 7^3\times {\mathrm{11}}^1\times {\mathrm{13}}^2$

素因数の和:70

約数の個数: 120

約数和(自身を含む): 106286400

約数和(自身を除く): 54637803

約数列:

[1, 3, 7, 9, 11, 13, 21, 27, 33, 39, 49, 63, 77, 81, 91, 99, 117, 143, 147, 169, 189, 231, 273, 297, 343, 351, 429, 441, 507, 539, 567, 637, 693, 819, 891, 1001, 1029, 1053, 1183, 1287, 1323, 1521, 1617, 1859, 1911, 2079, 2457, 3003, 3087, 3549, 3773, 3861, 3969, 4459, 4563, 4851, 5577, 5733, 6237, 7007, 7371, 8281, 9009, 9261, 10647, 11319, 11583, 13013, 13377, 13689, 14553, 16731, 17199, 21021, 24843, 27027, 27783, 31941, 33957, 39039, 40131, 43659, 49049, 50193, 51597, 57967, 63063, 74529, 81081, 91091, 95823, 101871, 117117, 120393, 147147, 150579, 173901, 189189, 223587, 273273, 305613, 351351, 361179, 441441, 521703, 567567, 637637, 670761, 819819, 1054053, 1324323, 1565109, 1912911, 2459457, 3972969, 4695327, 5738733, 7378371, 17216199, 51648597]

約数ペア:

[(1, 51648597), (3, 17216199), (7, 7378371), (9, 5738733), (11, 4695327), (13, 3972969), (21, 2459457), (27, 1912911), (33, 1565109), (39, 1324323), (49, 1054053), (63, 819819), (77, 670761), (81, 637637), (91, 567567), (99, 521703), (117, 441441), (143, 361179), (147, 351351), (169, 305613), (189, 273273), (231, 223587), (273, 189189), (297, 173901), (343, 150579), (351, 147147), (429, 120393), (441, 117117), (507, 101871), (539, 95823), (567, 91091), (637, 81081), (693, 74529), (819, 63063), (891, 57967), (1001, 51597), (1029, 50193), (1053, 49049), (1183, 43659), (1287, 40131), (1323, 39039), (1521, 33957), (1617, 31941), (1859, 27783), (1911, 27027), (2079, 24843), (2457, 21021), (3003, 17199), (3087, 16731), (3549, 14553), (3773, 13689), (3861, 13377), (3969, 13013), (4459, 11583), (4563, 11319), (4851, 10647), (5577, 9261), (5733, 9009), (6237, 8281), (7007, 7371)]