31220904

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{827}}^1$

素因数の和:871

約数の個数: 96

約数和(自身を含む): 92504160

約数和(自身を除く): 61283256

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 22, 24, 26, 33, 39, 44, 52, 66, 78, 88, 104, 121, 132, 143, 156, 242, 264, 286, 312, 363, 429, 484, 572, 726, 827, 858, 968, 1144, 1452, 1573, 1654, 1716, 2481, 2904, 3146, 3308, 3432, 4719, 4962, 6292, 6616, 9097, 9438, 9924, 10751, 12584, 18194, 18876, 19848, 21502, 27291, 32253, 36388, 37752, 43004, 54582, 64506, 72776, 86008, 100067, 109164, 118261, 129012, 200134, 218328, 236522, 258024, 300201, 354783, 400268, 473044, 600402, 709566, 800536, 946088, 1200804, 1300871, 1419132, 2401608, 2601742, 2838264, 3902613, 5203484, 7805226, 10406968, 15610452, 31220904]

約数ペア:

[(1, 31220904), (2, 15610452), (3, 10406968), (4, 7805226), (6, 5203484), (8, 3902613), (11, 2838264), (12, 2601742), (13, 2401608), (22, 1419132), (24, 1300871), (26, 1200804), (33, 946088), (39, 800536), (44, 709566), (52, 600402), (66, 473044), (78, 400268), (88, 354783), (104, 300201), (121, 258024), (132, 236522), (143, 218328), (156, 200134), (242, 129012), (264, 118261), (286, 109164), (312, 100067), (363, 86008), (429, 72776), (484, 64506), (572, 54582), (726, 43004), (827, 37752), (858, 36388), (968, 32253), (1144, 27291), (1452, 21502), (1573, 19848), (1654, 18876), (1716, 18194), (2481, 12584), (2904, 10751), (3146, 9924), (3308, 9438), (3432, 9097), (4719, 6616), (4962, 6292)]