28889910

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{6551}}^1$

素因数の和:6578

約数の個数: 72

約数和(自身を含む): 87390576

約数和(自身を除く): 58500666

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 90, 98, 105, 126, 147, 210, 245, 294, 315, 441, 490, 630, 735, 882, 1470, 2205, 4410, 6551, 13102, 19653, 32755, 39306, 45857, 58959, 65510, 91714, 98265, 117918, 137571, 196530, 229285, 275142, 294795, 320999, 412713, 458570, 589590, 641998, 687855, 825426, 962997, 1375710, 1604995, 1925994, 2063565, 2888991, 3209990, 4127130, 4814985, 5777982, 9629970, 14444955, 28889910]

約数ペア:

[(1, 28889910), (2, 14444955), (3, 9629970), (5, 5777982), (6, 4814985), (7, 4127130), (9, 3209990), (10, 2888991), (14, 2063565), (15, 1925994), (18, 1604995), (21, 1375710), (30, 962997), (35, 825426), (42, 687855), (45, 641998), (49, 589590), (63, 458570), (70, 412713), (90, 320999), (98, 294795), (105, 275142), (126, 229285), (147, 196530), (210, 137571), (245, 117918), (294, 98265), (315, 91714), (441, 65510), (490, 58959), (630, 45857), (735, 39306), (882, 32755), (1470, 19653), (2205, 13102), (4410, 6551)]