336946545

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{1993}}^1$

素因数の和:2051

約数の個数: 72

約数和(自身を含む): 668476536

約数和(自身を除く): 331529991

約数列:

[1, 3, 5, 9, 13, 15, 17, 39, 45, 51, 65, 85, 117, 153, 195, 221, 255, 289, 585, 663, 765, 867, 1105, 1445, 1989, 1993, 2601, 3315, 3757, 4335, 5979, 9945, 9965, 11271, 13005, 17937, 18785, 25909, 29895, 33813, 33881, 56355, 77727, 89685, 101643, 129545, 169065, 169405, 233181, 304929, 388635, 440453, 508215, 575977, 1165905, 1321359, 1524645, 1727931, 2202265, 2879885, 3964077, 5183793, 6606795, 7487701, 8639655, 19820385, 22463103, 25918965, 37438505, 67389309, 112315515, 336946545]

約数ペア:

[(1, 336946545), (3, 112315515), (5, 67389309), (9, 37438505), (13, 25918965), (15, 22463103), (17, 19820385), (39, 8639655), (45, 7487701), (51, 6606795), (65, 5183793), (85, 3964077), (117, 2879885), (153, 2202265), (195, 1727931), (221, 1524645), (255, 1321359), (289, 1165905), (585, 575977), (663, 508215), (765, 440453), (867, 388635), (1105, 304929), (1445, 233181), (1989, 169405), (1993, 169065), (2601, 129545), (3315, 101643), (3757, 89685), (4335, 77727), (5979, 56355), (9945, 33881), (9965, 33813), (11271, 29895), (13005, 25909), (17937, 18785)]