1991811444

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{7583}}^1$

素因数の和:7709

約数の個数: 96

約数和(自身を含む): 5504163840

約数和(自身を除く): 3512352396

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 53, 59, 84, 106, 118, 159, 177, 212, 236, 318, 354, 371, 413, 636, 708, 742, 826, 1113, 1239, 1484, 1652, 2226, 2478, 3127, 4452, 4956, 6254, 7583, 9381, 12508, 15166, 18762, 21889, 22749, 30332, 37524, 43778, 45498, 53081, 65667, 87556, 90996, 106162, 131334, 159243, 212324, 262668, 318486, 401899, 447397, 636972, 803798, 894794, 1205697, 1342191, 1607596, 1789588, 2411394, 2684382, 2813293, 3131779, 4822788, 5368764, 5626586, 6263558, 8439879, 9395337, 11253172, 12527116, 16879758, 18790674, 23712041, 33759516, 37581348, 47424082, 71136123, 94848164, 142272246, 165984287, 284544492, 331968574, 497952861, 663937148, 995905722, 1991811444]

約数ペア:

[(1, 1991811444), (2, 995905722), (3, 663937148), (4, 497952861), (6, 331968574), (7, 284544492), (12, 165984287), (14, 142272246), (21, 94848164), (28, 71136123), (42, 47424082), (53, 37581348), (59, 33759516), (84, 23712041), (106, 18790674), (118, 16879758), (159, 12527116), (177, 11253172), (212, 9395337), (236, 8439879), (318, 6263558), (354, 5626586), (371, 5368764), (413, 4822788), (636, 3131779), (708, 2813293), (742, 2684382), (826, 2411394), (1113, 1789588), (1239, 1607596), (1484, 1342191), (1652, 1205697), (2226, 894794), (2478, 803798), (3127, 636972), (4452, 447397), (4956, 401899), (6254, 318486), (7583, 262668), (9381, 212324), (12508, 159243), (15166, 131334), (18762, 106162), (21889, 90996), (22749, 87556), (30332, 65667), (37524, 53081), (43778, 45498)]