128820692

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{32173}}^1$

素因数の和:32208

約数の個数: 48

約数和(自身を含む): 302692992

約数和(自身を除く): 173872300

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 143, 154, 182, 286, 308, 364, 572, 1001, 2002, 4004, 32173, 64346, 128692, 225211, 353903, 418249, 450422, 707806, 836498, 900844, 1415612, 1672996, 2477321, 2927743, 4600739, 4954642, 5855486, 9201478, 9909284, 11710972, 18402956, 32205173, 64410346, 128820692]

約数ペア:

[(1, 128820692), (2, 64410346), (4, 32205173), (7, 18402956), (11, 11710972), (13, 9909284), (14, 9201478), (22, 5855486), (26, 4954642), (28, 4600739), (44, 2927743), (52, 2477321), (77, 1672996), (91, 1415612), (143, 900844), (154, 836498), (182, 707806), (286, 450422), (308, 418249), (364, 353903), (572, 225211), (1001, 128692), (2002, 64346), (4004, 32173)]