1259238981

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{2777}}^1$

素因数の和:2962

約数の個数: 64

約数和(自身を含む): 2270048256

約数和(自身を除く): 1010809275

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 77, 91, 143, 151, 231, 273, 429, 453, 1001, 1057, 1661, 1963, 2777, 3003, 3171, 4983, 5889, 8331, 11627, 13741, 19439, 21593, 30547, 34881, 36101, 41223, 58317, 64779, 91641, 108303, 151151, 213829, 252707, 397111, 419327, 453453, 641487, 758121, 1191333, 1257981, 2779777, 2935289, 4612597, 5451251, 8339331, 8805867, 13837791, 16353753, 32288179, 38158757, 59963761, 96864537, 114476271, 179891283, 419746327, 1259238981]

約数ペア:

[(1, 1259238981), (3, 419746327), (7, 179891283), (11, 114476271), (13, 96864537), (21, 59963761), (33, 38158757), (39, 32288179), (77, 16353753), (91, 13837791), (143, 8805867), (151, 8339331), (231, 5451251), (273, 4612597), (429, 2935289), (453, 2779777), (1001, 1257981), (1057, 1191333), (1661, 758121), (1963, 641487), (2777, 453453), (3003, 419327), (3171, 397111), (4983, 252707), (5889, 213829), (8331, 151151), (11627, 108303), (13741, 91641), (19439, 64779), (21593, 58317), (30547, 41223), (34881, 36101)]