40131441

素因数分解:

$3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:191

約数の個数: 72

約数和(自身を含む): 73465704

約数和(自身を除く): 33334263

約数列:

[1, 3, 7, 9, 17, 21, 49, 51, 53, 63, 101, 119, 147, 153, 159, 303, 357, 371, 441, 477, 707, 833, 901, 909, 1071, 1113, 1717, 2121, 2499, 2597, 2703, 3339, 4949, 5151, 5353, 6307, 6363, 7497, 7791, 8109, 12019, 14847, 15453, 16059, 18921, 23373, 36057, 37471, 44149, 44541, 48177, 56763, 84133, 91001, 108171, 112413, 132447, 252399, 262297, 273003, 337239, 397341, 637007, 757197, 786891, 819009, 1911021, 2360673, 4459049, 5733063, 13377147, 40131441]

約数ペア:

[(1, 40131441), (3, 13377147), (7, 5733063), (9, 4459049), (17, 2360673), (21, 1911021), (49, 819009), (51, 786891), (53, 757197), (63, 637007), (101, 397341), (119, 337239), (147, 273003), (153, 262297), (159, 252399), (303, 132447), (357, 112413), (371, 108171), (441, 91001), (477, 84133), (707, 56763), (833, 48177), (901, 44541), (909, 44149), (1071, 37471), (1113, 36057), (1717, 23373), (2121, 18921), (2499, 16059), (2597, 15453), (2703, 14847), (3339, 12019), (4949, 8109), (5151, 7791), (5353, 7497), (6307, 6363)]