28887768

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4409}}^1$

素因数の和:4441

約数の個数: 96

約数和(自身を含む): 96314400

約数和(自身を除く): 67426632

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 21, 24, 26, 28, 36, 39, 42, 52, 56, 63, 72, 78, 84, 91, 104, 117, 126, 156, 168, 182, 234, 252, 273, 312, 364, 468, 504, 546, 728, 819, 936, 1092, 1638, 2184, 3276, 4409, 6552, 8818, 13227, 17636, 26454, 30863, 35272, 39681, 52908, 57317, 61726, 79362, 92589, 105816, 114634, 123452, 158724, 171951, 185178, 229268, 246904, 277767, 317448, 343902, 370356, 401219, 458536, 515853, 555534, 687804, 740712, 802438, 1031706, 1111068, 1203657, 1375608, 1604876, 2063412, 2222136, 2407314, 3209752, 3610971, 4126824, 4814628, 7221942, 9629256, 14443884, 28887768]

約数ペア:

[(1, 28887768), (2, 14443884), (3, 9629256), (4, 7221942), (6, 4814628), (7, 4126824), (8, 3610971), (9, 3209752), (12, 2407314), (13, 2222136), (14, 2063412), (18, 1604876), (21, 1375608), (24, 1203657), (26, 1111068), (28, 1031706), (36, 802438), (39, 740712), (42, 687804), (52, 555534), (56, 515853), (63, 458536), (72, 401219), (78, 370356), (84, 343902), (91, 317448), (104, 277767), (117, 246904), (126, 229268), (156, 185178), (168, 171951), (182, 158724), (234, 123452), (252, 114634), (273, 105816), (312, 92589), (364, 79362), (468, 61726), (504, 57317), (546, 52908), (728, 39681), (819, 35272), (936, 30863), (1092, 26454), (1638, 17636), (2184, 13227), (3276, 8818), (4409, 6552)]