71878428

素因数分解:

$2^2\times 3^5\times {\mathrm{73}}^1\times {\mathrm{1013}}^1$

素因数の和:1105

約数の個数: 72

約数和(自身を含む): 191191728

約数和(自身を除く): 119313300

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 73, 81, 108, 146, 162, 219, 243, 292, 324, 438, 486, 657, 876, 972, 1013, 1314, 1971, 2026, 2628, 3039, 3942, 4052, 5913, 6078, 7884, 9117, 11826, 12156, 17739, 18234, 23652, 27351, 35478, 36468, 54702, 70956, 73949, 82053, 109404, 147898, 164106, 221847, 246159, 295796, 328212, 443694, 492318, 665541, 887388, 984636, 1331082, 1996623, 2662164, 3993246, 5989869, 7986492, 11979738, 17969607, 23959476, 35939214, 71878428]

約数ペア:

[(1, 71878428), (2, 35939214), (3, 23959476), (4, 17969607), (6, 11979738), (9, 7986492), (12, 5989869), (18, 3993246), (27, 2662164), (36, 1996623), (54, 1331082), (73, 984636), (81, 887388), (108, 665541), (146, 492318), (162, 443694), (219, 328212), (243, 295796), (292, 246159), (324, 221847), (438, 164106), (486, 147898), (657, 109404), (876, 82053), (972, 73949), (1013, 70956), (1314, 54702), (1971, 36468), (2026, 35478), (2628, 27351), (3039, 23652), (3942, 18234), (4052, 17739), (5913, 12156), (6078, 11826), (7884, 9117)]