39998994

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1$

素因数の和:240

約数の個数: 96

約数和(自身を含む): 101056896

約数和(自身を除く): 61057902

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 49, 51, 53, 98, 102, 106, 119, 147, 151, 159, 238, 294, 302, 318, 357, 371, 453, 714, 742, 833, 901, 906, 1057, 1113, 1666, 1802, 2114, 2226, 2499, 2567, 2597, 2703, 3171, 4998, 5134, 5194, 5406, 6307, 6342, 7399, 7701, 7791, 8003, 12614, 14798, 15402, 15582, 16006, 17969, 18921, 22197, 24009, 35938, 37842, 44149, 44394, 48018, 53907, 56021, 88298, 107814, 112042, 125783, 132447, 136051, 168063, 251566, 264894, 272102, 336126, 377349, 392147, 408153, 754698, 784294, 816306, 952357, 1176441, 1904714, 2352882, 2857071, 5714142, 6666499, 13332998, 19999497, 39998994]

約数ペア:

[(1, 39998994), (2, 19999497), (3, 13332998), (6, 6666499), (7, 5714142), (14, 2857071), (17, 2352882), (21, 1904714), (34, 1176441), (42, 952357), (49, 816306), (51, 784294), (53, 754698), (98, 408153), (102, 392147), (106, 377349), (119, 336126), (147, 272102), (151, 264894), (159, 251566), (238, 168063), (294, 136051), (302, 132447), (318, 125783), (357, 112042), (371, 107814), (453, 88298), (714, 56021), (742, 53907), (833, 48018), (901, 44394), (906, 44149), (1057, 37842), (1113, 35938), (1666, 24009), (1802, 22197), (2114, 18921), (2226, 17969), (2499, 16006), (2567, 15582), (2597, 15402), (2703, 14798), (3171, 12614), (4998, 8003), (5134, 7791), (5194, 7701), (5406, 7399), (6307, 6342)]