163919196

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{20983}}^1$

素因数の和:21031

約数の個数: 72

約数和(自身を含む): 488843264

約数和(自身を除く): 324924068

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 31, 36, 42, 62, 63, 84, 93, 124, 126, 186, 217, 252, 279, 372, 434, 558, 651, 868, 1116, 1302, 1953, 2604, 3906, 7812, 20983, 41966, 62949, 83932, 125898, 146881, 188847, 251796, 293762, 377694, 440643, 587524, 650473, 755388, 881286, 1300946, 1321929, 1762572, 1951419, 2601892, 2643858, 3902838, 4553311, 5287716, 5854257, 7805676, 9106622, 11708514, 13659933, 18213244, 23417028, 27319866, 40979799, 54639732, 81959598, 163919196]

約数ペア:

[(1, 163919196), (2, 81959598), (3, 54639732), (4, 40979799), (6, 27319866), (7, 23417028), (9, 18213244), (12, 13659933), (14, 11708514), (18, 9106622), (21, 7805676), (28, 5854257), (31, 5287716), (36, 4553311), (42, 3902838), (62, 2643858), (63, 2601892), (84, 1951419), (93, 1762572), (124, 1321929), (126, 1300946), (186, 881286), (217, 755388), (252, 650473), (279, 587524), (372, 440643), (434, 377694), (558, 293762), (651, 251796), (868, 188847), (1116, 146881), (1302, 125898), (1953, 83932), (2604, 62949), (3906, 41966), (7812, 20983)]