12240813

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:261

約数の個数: 32

約数和(自身を含む): 18547200

約数和(自身を除く): 6306387

約数列:

[1, 3, 13, 29, 39, 79, 87, 137, 237, 377, 411, 1027, 1131, 1781, 2291, 3081, 3973, 5343, 6873, 10823, 11919, 29783, 32469, 51649, 89349, 140699, 154947, 313867, 422097, 941601, 4080271, 12240813]

約数ペア:

[(1, 12240813), (3, 4080271), (13, 941601), (29, 422097), (39, 313867), (79, 154947), (87, 140699), (137, 89349), (237, 51649), (377, 32469), (411, 29783), (1027, 11919), (1131, 10823), (1781, 6873), (2291, 5343), (3081, 3973)]