81427892

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{13159}}^1$

素因数の和:13200

約数の個数: 48

約数和(自身を含む): 185713920

約数和(自身を除く): 104286028

約数列:

[1, 2, 4, 7, 13, 14, 17, 26, 28, 34, 52, 68, 91, 119, 182, 221, 238, 364, 442, 476, 884, 1547, 3094, 6188, 13159, 26318, 52636, 92113, 171067, 184226, 223703, 342134, 368452, 447406, 684268, 894812, 1197469, 1565921, 2394938, 2908139, 3131842, 4789876, 5816278, 6263684, 11632556, 20356973, 40713946, 81427892]

約数ペア:

[(1, 81427892), (2, 40713946), (4, 20356973), (7, 11632556), (13, 6263684), (14, 5816278), (17, 4789876), (26, 3131842), (28, 2908139), (34, 2394938), (52, 1565921), (68, 1197469), (91, 894812), (119, 684268), (182, 447406), (221, 368452), (238, 342134), (364, 223703), (442, 184226), (476, 171067), (884, 92113), (1547, 52636), (3094, 26318), (6188, 13159)]