178628996

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{28867}}^1$

素因数の和:28908

約数の個数: 48

約数和(自身を含む): 407385216

約数和(自身を除く): 228756220

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, 28867, 57734, 115468, 202069, 375271, 404138, 490739, 750542, 808276, 981478, 1501084, 1962956, 2626897, 3435173, 5253794, 6379607, 6870346, 10507588, 12759214, 13740692, 25518428, 44657249, 89314498, 178628996]

約数ペア:

[(1, 178628996), (2, 89314498), (4, 44657249), (7, 25518428), (13, 13740692), (14, 12759214), (17, 10507588), (26, 6870346), (28, 6379607), (34, 5253794), (52, 3435173), (68, 2626897), (91, 1962956), (119, 1501084), (182, 981478), (221, 808276), (238, 750542), (364, 490739), (442, 404138), (476, 375271), (884, 202069), (1547, 115468), (3094, 57734), (6188, 28867)]