81301506

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{197}}^1$

素因数の和:276

約数の個数: 96

約数和(自身を含む): 198272448

約数和(自身を除く): 116970942

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 37, 39, 66, 74, 78, 111, 143, 169, 197, 222, 286, 338, 394, 407, 429, 481, 507, 591, 814, 858, 962, 1014, 1182, 1221, 1443, 1859, 2167, 2442, 2561, 2886, 3718, 4334, 5122, 5291, 5577, 6253, 6501, 7289, 7683, 10582, 11154, 12506, 13002, 14578, 15366, 15873, 18759, 21867, 28171, 31746, 33293, 37518, 43734, 56342, 66586, 68783, 80179, 84513, 94757, 99879, 137566, 160358, 169026, 189514, 199758, 206349, 240537, 284271, 366223, 412698, 481074, 568542, 732446, 1042327, 1098669, 1231841, 2084654, 2197338, 2463682, 3126981, 3695523, 6253962, 7391046, 13550251, 27100502, 40650753, 81301506]

約数ペア:

[(1, 81301506), (2, 40650753), (3, 27100502), (6, 13550251), (11, 7391046), (13, 6253962), (22, 3695523), (26, 3126981), (33, 2463682), (37, 2197338), (39, 2084654), (66, 1231841), (74, 1098669), (78, 1042327), (111, 732446), (143, 568542), (169, 481074), (197, 412698), (222, 366223), (286, 284271), (338, 240537), (394, 206349), (407, 199758), (429, 189514), (481, 169026), (507, 160358), (591, 137566), (814, 99879), (858, 94757), (962, 84513), (1014, 80179), (1182, 68783), (1221, 66586), (1443, 56342), (1859, 43734), (2167, 37518), (2442, 33293), (2561, 31746), (2886, 28171), (3718, 21867), (4334, 18759), (5122, 15873), (5291, 15366), (5577, 14578), (6253, 13002), (6501, 12506), (7289, 11154), (7683, 10582)]