263848884

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{281}}^1\times {\mathrm{463}}^1$

素因数の和:777

約数の個数: 72

約数和(自身を含む): 670465152

約数和(自身を除く): 406616268

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 169, 281, 338, 463, 507, 562, 676, 843, 926, 1014, 1124, 1389, 1686, 1852, 2028, 2778, 3372, 3653, 5556, 6019, 7306, 10959, 12038, 14612, 18057, 21918, 24076, 36114, 43836, 47489, 72228, 78247, 94978, 130103, 142467, 156494, 189956, 234741, 260206, 284934, 312988, 390309, 469482, 520412, 569868, 780618, 938964, 1561236, 1691339, 3382678, 5074017, 6765356, 10148034, 20296068, 21987407, 43974814, 65962221, 87949628, 131924442, 263848884]

約数ペア:

[(1, 263848884), (2, 131924442), (3, 87949628), (4, 65962221), (6, 43974814), (12, 21987407), (13, 20296068), (26, 10148034), (39, 6765356), (52, 5074017), (78, 3382678), (156, 1691339), (169, 1561236), (281, 938964), (338, 780618), (463, 569868), (507, 520412), (562, 469482), (676, 390309), (843, 312988), (926, 284934), (1014, 260206), (1124, 234741), (1389, 189956), (1686, 156494), (1852, 142467), (2028, 130103), (2778, 94978), (3372, 78247), (3653, 72228), (5556, 47489), (6019, 43836), (7306, 36114), (10959, 24076), (12038, 21918), (14612, 18057)]