217467978

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3347}}^1$

素因数の和:3396

約数の個数: 96

約数和(自身を含む): 577088064

約数和(自身を除く): 359620086

約数列:

[1, 2, 3, 6, 7, 13, 14, 17, 21, 26, 34, 39, 42, 49, 51, 78, 91, 98, 102, 119, 147, 182, 221, 238, 273, 294, 357, 442, 546, 637, 663, 714, 833, 1274, 1326, 1547, 1666, 1911, 2499, 3094, 3347, 3822, 4641, 4998, 6694, 9282, 10041, 10829, 20082, 21658, 23429, 32487, 43511, 46858, 56899, 64974, 70287, 87022, 113798, 130533, 140574, 164003, 170697, 261066, 304577, 328006, 341394, 398293, 492009, 609154, 739687, 796586, 913731, 984018, 1194879, 1479374, 1827462, 2132039, 2219061, 2389758, 2788051, 4264078, 4438122, 5177809, 5576102, 6396117, 8364153, 10355618, 12792234, 15533427, 16728306, 31066854, 36244663, 72489326, 108733989, 217467978]

約数ペア:

[(1, 217467978), (2, 108733989), (3, 72489326), (6, 36244663), (7, 31066854), (13, 16728306), (14, 15533427), (17, 12792234), (21, 10355618), (26, 8364153), (34, 6396117), (39, 5576102), (42, 5177809), (49, 4438122), (51, 4264078), (78, 2788051), (91, 2389758), (98, 2219061), (102, 2132039), (119, 1827462), (147, 1479374), (182, 1194879), (221, 984018), (238, 913731), (273, 796586), (294, 739687), (357, 609154), (442, 492009), (546, 398293), (637, 341394), (663, 328006), (714, 304577), (833, 261066), (1274, 170697), (1326, 164003), (1547, 140574), (1666, 130533), (1911, 113798), (2499, 87022), (3094, 70287), (3347, 64974), (3822, 56899), (4641, 46858), (4998, 43511), (6694, 32487), (9282, 23429), (10041, 21658), (10829, 20082)]