28704676

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1$

素因数の和:209

約数の個数: 96

約数和(自身を含む): 69092352

約数和(自身を除く): 40387676

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 67, 77, 91, 107, 134, 143, 154, 182, 214, 268, 286, 308, 364, 428, 469, 572, 737, 749, 871, 938, 1001, 1177, 1391, 1474, 1498, 1742, 1876, 2002, 2354, 2782, 2948, 2996, 3484, 4004, 4708, 5159, 5564, 6097, 7169, 8239, 9581, 9737, 10318, 12194, 14338, 15301, 16478, 19162, 19474, 20636, 24388, 28676, 30602, 32956, 38324, 38948, 50183, 61204, 67067, 78859, 93197, 100366, 107107, 134134, 157718, 186394, 200732, 214214, 268268, 315436, 372788, 428428, 552013, 652379, 1025167, 1104026, 1304758, 2050334, 2208052, 2609516, 4100668, 7176169, 14352338, 28704676]

約数ペア:

[(1, 28704676), (2, 14352338), (4, 7176169), (7, 4100668), (11, 2609516), (13, 2208052), (14, 2050334), (22, 1304758), (26, 1104026), (28, 1025167), (44, 652379), (52, 552013), (67, 428428), (77, 372788), (91, 315436), (107, 268268), (134, 214214), (143, 200732), (154, 186394), (182, 157718), (214, 134134), (268, 107107), (286, 100366), (308, 93197), (364, 78859), (428, 67067), (469, 61204), (572, 50183), (737, 38948), (749, 38324), (871, 32956), (938, 30602), (1001, 28676), (1177, 24388), (1391, 20636), (1474, 19474), (1498, 19162), (1742, 16478), (1876, 15301), (2002, 14338), (2354, 12194), (2782, 10318), (2948, 9737), (2996, 9581), (3484, 8239), (4004, 7169), (4708, 6097), (5159, 5564)]