291214383884

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{131}}^1\times {\mathrm{331}}^1\times {\mathrm{4651}}^1$

素因数の和:5155

約数の個数: 72

約数和(自身を含む): 543719284416

約数和(自身を除く): 252504900532

約数列:

[1, 2, 4, 19, 38, 76, 131, 262, 331, 361, 524, 662, 722, 1324, 1444, 2489, 4651, 4978, 6289, 9302, 9956, 12578, 18604, 25156, 43361, 47291, 86722, 88369, 94582, 119491, 173444, 176738, 189164, 238982, 353476, 477964, 609281, 823859, 1218562, 1539481, 1647718, 1679011, 2437124, 3078962, 3295436, 3358022, 6157924, 6716044, 11576339, 15653321, 23152678, 29250139, 31306642, 46305356, 58500278, 62613284, 117000556, 201672011, 219950441, 403344022, 439900882, 555752641, 806688044, 879801764, 1111505282, 2223010564, 3831768209, 7663536418, 15327072836, 72803595971, 145607191942, 291214383884]

約数ペア:

[(1, 291214383884), (2, 145607191942), (4, 72803595971), (19, 15327072836), (38, 7663536418), (76, 3831768209), (131, 2223010564), (262, 1111505282), (331, 879801764), (361, 806688044), (524, 555752641), (662, 439900882), (722, 403344022), (1324, 219950441), (1444, 201672011), (2489, 117000556), (4651, 62613284), (4978, 58500278), (6289, 46305356), (9302, 31306642), (9956, 29250139), (12578, 23152678), (18604, 15653321), (25156, 11576339), (43361, 6716044), (47291, 6157924), (86722, 3358022), (88369, 3295436), (94582, 3078962), (119491, 2437124), (173444, 1679011), (176738, 1647718), (189164, 1539481), (238982, 1218562), (353476, 823859), (477964, 609281)]