3121545

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:190

約数の個数: 48

約数和(自身を含む): 6041088

約数和(自身を除く): 2919543

約数列:

[1, 3, 5, 7, 15, 21, 31, 35, 49, 93, 105, 137, 147, 155, 217, 245, 411, 465, 651, 685, 735, 959, 1085, 1519, 2055, 2877, 3255, 4247, 4557, 4795, 6713, 7595, 12741, 14385, 20139, 21235, 22785, 29729, 33565, 63705, 89187, 100695, 148645, 208103, 445935, 624309, 1040515, 3121545]

約数ペア:

[(1, 3121545), (3, 1040515), (5, 624309), (7, 445935), (15, 208103), (21, 148645), (31, 100695), (35, 89187), (49, 63705), (93, 33565), (105, 29729), (137, 22785), (147, 21235), (155, 20139), (217, 14385), (245, 12741), (411, 7595), (465, 6713), (651, 4795), (685, 4557), (735, 4247), (959, 3255), (1085, 2877), (1519, 2055)]