7857304

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{251}}^1$

素因数の和:320

約数の個数: 64

約数和(自身を含む): 18627840

約数和(自身を除く): 10770536

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 43, 52, 56, 86, 91, 104, 172, 182, 251, 301, 344, 364, 502, 559, 602, 728, 1004, 1118, 1204, 1757, 2008, 2236, 2408, 3263, 3514, 3913, 4472, 6526, 7028, 7826, 10793, 13052, 14056, 15652, 21586, 22841, 26104, 31304, 43172, 45682, 75551, 86344, 91364, 140309, 151102, 182728, 280618, 302204, 561236, 604408, 982163, 1122472, 1964326, 3928652, 7857304]

約数ペア:

[(1, 7857304), (2, 3928652), (4, 1964326), (7, 1122472), (8, 982163), (13, 604408), (14, 561236), (26, 302204), (28, 280618), (43, 182728), (52, 151102), (56, 140309), (86, 91364), (91, 86344), (104, 75551), (172, 45682), (182, 43172), (251, 31304), (301, 26104), (344, 22841), (364, 21586), (502, 15652), (559, 14056), (602, 13052), (728, 10793), (1004, 7826), (1118, 7028), (1204, 6526), (1757, 4472), (2008, 3913), (2236, 3514), (2408, 3263)]