201965001

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^2$

素因数の和:258

約数の個数: 48

約数和(自身を含む): 330107904

約数和(自身を除く): 128142903

約数列:

[1, 3, 7, 21, 23, 67, 69, 79, 161, 201, 237, 469, 483, 553, 1407, 1541, 1659, 1817, 4623, 5293, 5451, 6241, 10787, 12719, 15879, 18723, 32361, 37051, 38157, 43687, 111153, 121739, 131061, 143543, 365217, 418147, 430629, 852173, 1004801, 1254441, 2556519, 2927029, 3014403, 8781087, 9617381, 28852143, 67321667, 201965001]

約数ペア:

[(1, 201965001), (3, 67321667), (7, 28852143), (21, 9617381), (23, 8781087), (67, 3014403), (69, 2927029), (79, 2556519), (161, 1254441), (201, 1004801), (237, 852173), (469, 430629), (483, 418147), (553, 365217), (1407, 143543), (1541, 131061), (1659, 121739), (1817, 111153), (4623, 43687), (5293, 38157), (5451, 37051), (6241, 32361), (10787, 18723), (12719, 15879)]