72109786

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{619}}^1$

素因数の和:838

約数の個数: 32

約数和(自身を含む): 126956160

約数和(自身を除く): 54846374

約数列:

[1, 2, 7, 14, 53, 106, 157, 314, 371, 619, 742, 1099, 1238, 2198, 4333, 8321, 8666, 16642, 32807, 58247, 65614, 97183, 116494, 194366, 229649, 459298, 680281, 1360562, 5150699, 10301398, 36054893, 72109786]

約数ペア:

[(1, 72109786), (2, 36054893), (7, 10301398), (14, 5150699), (53, 1360562), (106, 680281), (157, 459298), (314, 229649), (371, 194366), (619, 116494), (742, 97183), (1099, 65614), (1238, 58247), (2198, 32807), (4333, 16642), (8321, 8666)]