201694545

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{1193}}^1$

素因数の和:1251

約数の個数: 72

約数和(自身を含む): 400281336

約数和(自身を除く): 198586791

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, 1193, 1445, 1989, 2601, 3315, 3579, 3757, 4335, 5965, 9945, 10737, 11271, 13005, 15509, 17895, 18785, 20281, 33813, 46527, 53685, 56355, 60843, 77545, 101405, 139581, 169065, 182529, 232635, 263653, 304215, 344777, 697905, 790959, 912645, 1034331, 1318265, 1723885, 2372877, 3102993, 3954795, 4482101, 5171655, 11864385, 13446303, 15514965, 22410505, 40338909, 67231515, 201694545]

約数ペア:

[(1, 201694545), (3, 67231515), (5, 40338909), (9, 22410505), (13, 15514965), (15, 13446303), (17, 11864385), (39, 5171655), (45, 4482101), (51, 3954795), (65, 3102993), (85, 2372877), (117, 1723885), (153, 1318265), (195, 1034331), (221, 912645), (255, 790959), (289, 697905), (585, 344777), (663, 304215), (765, 263653), (867, 232635), (1105, 182529), (1193, 169065), (1445, 139581), (1989, 101405), (2601, 77545), (3315, 60843), (3579, 56355), (3757, 53685), (4335, 46527), (5965, 33813), (9945, 20281), (10737, 18785), (11271, 17895), (13005, 15509)]