13218975

素因数分解:

$3^2\times 5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{109}}^1$

素因数の和:150

約数の個数: 108

約数和(自身を含む): 30321720

約数和(自身を除く): 17102745

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 25, 33, 35, 45, 49, 55, 63, 75, 77, 99, 105, 109, 147, 165, 175, 225, 231, 245, 275, 315, 327, 385, 441, 495, 525, 539, 545, 693, 735, 763, 825, 981, 1155, 1199, 1225, 1575, 1617, 1635, 1925, 2205, 2289, 2475, 2695, 2725, 3465, 3597, 3675, 3815, 4851, 4905, 5341, 5775, 5995, 6867, 8085, 8175, 8393, 10791, 11025, 11445, 13475, 16023, 17325, 17985, 19075, 24255, 24525, 25179, 26705, 29975, 34335, 40425, 41965, 48069, 53955, 57225, 58751, 75537, 80115, 89925, 121275, 125895, 133525, 171675, 176253, 209825, 240345, 269775, 293755, 377685, 400575, 528759, 629475, 881265, 1201725, 1468775, 1888425, 2643795, 4406325, 13218975]

約数ペア:

[(1, 13218975), (3, 4406325), (5, 2643795), (7, 1888425), (9, 1468775), (11, 1201725), (15, 881265), (21, 629475), (25, 528759), (33, 400575), (35, 377685), (45, 293755), (49, 269775), (55, 240345), (63, 209825), (75, 176253), (77, 171675), (99, 133525), (105, 125895), (109, 121275), (147, 89925), (165, 80115), (175, 75537), (225, 58751), (231, 57225), (245, 53955), (275, 48069), (315, 41965), (327, 40425), (385, 34335), (441, 29975), (495, 26705), (525, 25179), (539, 24525), (545, 24255), (693, 19075), (735, 17985), (763, 17325), (825, 16023), (981, 13475), (1155, 11445), (1199, 11025), (1225, 10791), (1575, 8393), (1617, 8175), (1635, 8085), (1925, 6867), (2205, 5995), (2289, 5775), (2475, 5341), (2695, 4905), (2725, 4851), (3465, 3815), (3597, 3675)]