28728648

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^2\times {\mathrm{787}}^1$

素因数の和:828

約数の個数: 96

約数和(自身を含む): 86522400

約数和(自身を除く): 57793752

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 104, 108, 117, 156, 169, 216, 234, 312, 338, 351, 468, 507, 676, 702, 787, 936, 1014, 1352, 1404, 1521, 1574, 2028, 2361, 2808, 3042, 3148, 4056, 4563, 4722, 6084, 6296, 7083, 9126, 9444, 10231, 12168, 14166, 18252, 18888, 20462, 21249, 28332, 30693, 36504, 40924, 42498, 56664, 61386, 81848, 84996, 92079, 122772, 133003, 169992, 184158, 245544, 266006, 276237, 368316, 399009, 532012, 552474, 736632, 798018, 1064024, 1104948, 1197027, 1596036, 2209896, 2394054, 3192072, 3591081, 4788108, 7182162, 9576216, 14364324, 28728648]

約数ペア:

[(1, 28728648), (2, 14364324), (3, 9576216), (4, 7182162), (6, 4788108), (8, 3591081), (9, 3192072), (12, 2394054), (13, 2209896), (18, 1596036), (24, 1197027), (26, 1104948), (27, 1064024), (36, 798018), (39, 736632), (52, 552474), (54, 532012), (72, 399009), (78, 368316), (104, 276237), (108, 266006), (117, 245544), (156, 184158), (169, 169992), (216, 133003), (234, 122772), (312, 92079), (338, 84996), (351, 81848), (468, 61386), (507, 56664), (676, 42498), (702, 40924), (787, 36504), (936, 30693), (1014, 28332), (1352, 21249), (1404, 20462), (1521, 18888), (1574, 18252), (2028, 14166), (2361, 12168), (2808, 10231), (3042, 9444), (3148, 9126), (4056, 7083), (4563, 6296), (4722, 6084)]