1991914582

素因数分解:

$2^1\times 7^2\times {\mathrm{17}}^2\times {\mathrm{53}}^1\times {\mathrm{1327}}^1$

素因数の和:1430

約数の個数: 72

約数和(自身を含む): 3764664864

約数和(自身を除く): 1772750282

約数列:

[1, 2, 7, 14, 17, 34, 49, 53, 98, 106, 119, 238, 289, 371, 578, 742, 833, 901, 1327, 1666, 1802, 2023, 2597, 2654, 4046, 5194, 6307, 9289, 12614, 14161, 15317, 18578, 22559, 28322, 30634, 44149, 45118, 65023, 70331, 88298, 107219, 130046, 140662, 157913, 214438, 315826, 383503, 492317, 750533, 767006, 984634, 1105391, 1195627, 1501066, 2210782, 2391254, 2684521, 3446219, 5369042, 6892438, 8369389, 16738778, 18791647, 20325659, 37583294, 40651318, 58585723, 117171446, 142279613, 284559226, 995957291, 1991914582]

約数ペア:

[(1, 1991914582), (2, 995957291), (7, 284559226), (14, 142279613), (17, 117171446), (34, 58585723), (49, 40651318), (53, 37583294), (98, 20325659), (106, 18791647), (119, 16738778), (238, 8369389), (289, 6892438), (371, 5369042), (578, 3446219), (742, 2684521), (833, 2391254), (901, 2210782), (1327, 1501066), (1666, 1195627), (1802, 1105391), (2023, 984634), (2597, 767006), (2654, 750533), (4046, 492317), (5194, 383503), (6307, 315826), (9289, 214438), (12614, 157913), (14161, 140662), (15317, 130046), (18578, 107219), (22559, 88298), (28322, 70331), (30634, 65023), (44149, 45118)]