9997686

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:122

約数の個数: 96

約数和(自身を含む): 25159680

約数和(自身を除く): 15161994

約数列:

[1, 2, 3, 6, 9, 18, 19, 23, 31, 38, 41, 46, 57, 62, 69, 82, 93, 114, 123, 138, 171, 186, 207, 246, 279, 342, 369, 414, 437, 558, 589, 713, 738, 779, 874, 943, 1178, 1271, 1311, 1426, 1558, 1767, 1886, 2139, 2337, 2542, 2622, 2829, 3534, 3813, 3933, 4278, 4674, 5301, 5658, 6417, 7011, 7626, 7866, 8487, 10602, 11439, 12834, 13547, 14022, 16974, 17917, 22878, 24149, 27094, 29233, 35834, 40641, 48298, 53751, 58466, 72447, 81282, 87699, 107502, 121923, 144894, 161253, 175398, 217341, 243846, 263097, 322506, 434682, 526194, 555427, 1110854, 1666281, 3332562, 4998843, 9997686]

約数ペア:

[(1, 9997686), (2, 4998843), (3, 3332562), (6, 1666281), (9, 1110854), (18, 555427), (19, 526194), (23, 434682), (31, 322506), (38, 263097), (41, 243846), (46, 217341), (57, 175398), (62, 161253), (69, 144894), (82, 121923), (93, 107502), (114, 87699), (123, 81282), (138, 72447), (171, 58466), (186, 53751), (207, 48298), (246, 40641), (279, 35834), (342, 29233), (369, 27094), (414, 24149), (437, 22878), (558, 17917), (589, 16974), (713, 14022), (738, 13547), (779, 12834), (874, 11439), (943, 10602), (1178, 8487), (1271, 7866), (1311, 7626), (1426, 7011), (1558, 6417), (1767, 5658), (1886, 5301), (2139, 4674), (2337, 4278), (2542, 3933), (2622, 3813), (2829, 3534)]