28994238

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{571}}^1$

素因数の和:630

約数の個数: 96

約数和(自身を含む): 79951872

約数和(自身を除く): 50957634

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 31, 39, 42, 62, 63, 78, 91, 93, 117, 126, 182, 186, 217, 234, 273, 279, 403, 434, 546, 558, 571, 651, 806, 819, 1142, 1209, 1302, 1638, 1713, 1953, 2418, 2821, 3426, 3627, 3906, 3997, 5139, 5642, 7254, 7423, 7994, 8463, 10278, 11991, 14846, 16926, 17701, 22269, 23982, 25389, 35402, 35973, 44538, 50778, 51961, 53103, 66807, 71946, 103922, 106206, 123907, 133614, 155883, 159309, 230113, 247814, 311766, 318618, 371721, 460226, 467649, 690339, 743442, 935298, 1115163, 1380678, 1610791, 2071017, 2230326, 3221582, 4142034, 4832373, 9664746, 14497119, 28994238]

約数ペア:

[(1, 28994238), (2, 14497119), (3, 9664746), (6, 4832373), (7, 4142034), (9, 3221582), (13, 2230326), (14, 2071017), (18, 1610791), (21, 1380678), (26, 1115163), (31, 935298), (39, 743442), (42, 690339), (62, 467649), (63, 460226), (78, 371721), (91, 318618), (93, 311766), (117, 247814), (126, 230113), (182, 159309), (186, 155883), (217, 133614), (234, 123907), (273, 106206), (279, 103922), (403, 71946), (434, 66807), (546, 53103), (558, 51961), (571, 50778), (651, 44538), (806, 35973), (819, 35402), (1142, 25389), (1209, 23982), (1302, 22269), (1638, 17701), (1713, 16926), (1953, 14846), (2418, 11991), (2821, 10278), (3426, 8463), (3627, 7994), (3906, 7423), (3997, 7254), (5139, 5642)]