28978110

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{6571}}^1$

素因数の和:6598

約数の個数: 72

約数和(自身を含む): 87657336

約数和(自身を除く): 58679226

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, 6571, 13142, 19713, 32855, 39426, 45997, 59139, 65710, 91994, 98565, 118278, 137991, 197130, 229985, 275982, 295695, 321979, 413973, 459970, 591390, 643958, 689955, 827946, 965937, 1379910, 1609895, 1931874, 2069865, 2897811, 3219790, 4139730, 4829685, 5795622, 9659370, 14489055, 28978110]

約数ペア:

[(1, 28978110), (2, 14489055), (3, 9659370), (5, 5795622), (6, 4829685), (7, 4139730), (9, 3219790), (10, 2897811), (14, 2069865), (15, 1931874), (18, 1609895), (21, 1379910), (30, 965937), (35, 827946), (42, 689955), (45, 643958), (49, 591390), (63, 459970), (70, 413973), (90, 321979), (98, 295695), (105, 275982), (126, 229985), (147, 197130), (210, 137991), (245, 118278), (294, 98565), (315, 91994), (441, 65710), (490, 59139), (630, 45997), (735, 39426), (882, 32855), (1470, 19713), (2205, 13142), (4410, 6571)]