6782139

素因数分解:

$3^2\times 7^3\times {\mathrm{13}}^3$

素因数の和:66

約数の個数: 48

約数和(自身を含む): 12376000

約数和(自身を除く): 5593861

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 63, 91, 117, 147, 169, 273, 343, 441, 507, 637, 819, 1029, 1183, 1521, 1911, 2197, 3087, 3549, 4459, 5733, 6591, 8281, 10647, 13377, 15379, 19773, 24843, 40131, 46137, 57967, 74529, 107653, 138411, 173901, 322959, 521703, 753571, 968877, 2260713, 6782139]

約数ペア:

[(1, 6782139), (3, 2260713), (7, 968877), (9, 753571), (13, 521703), (21, 322959), (39, 173901), (49, 138411), (63, 107653), (91, 74529), (117, 57967), (147, 46137), (169, 40131), (273, 24843), (343, 19773), (441, 15379), (507, 13377), (637, 10647), (819, 8281), (1029, 6591), (1183, 5733), (1521, 4459), (1911, 3549), (2197, 3087)]