221691.0000000

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1297}}^1$

素因数の和:1326

約数の個数: 64

約数和(自身を含む): 13083840

約数和(自身を除く): 8531370

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 90, 117, 130, 135, 195, 234, 270, 351, 390, 585, 702, 1170, 1297, 1755, 2594, 3510, 3891, 6485, 7782, 11673, 12970, 16861, 19455, 23346, 33722, 35019, 38910, 50583, 58365, 70038, 84305, 101166, 116730, 151749, 168610, 175095, 252915, 303498, 350190, 455247, 505830, 758745, 910494, 1517490, 2276235, 4552470]

約数ペア:

[(1, 4552470), (2, 2276235), (3, 1517490), (5, 910494), (6, 758745), (9, 505830), (10, 455247), (13, 350190), (15, 303498), (18, 252915), (26, 175095), (27, 168610), (30, 151749), (39, 116730), (45, 101166), (54, 84305), (65, 70038), (78, 58365), (90, 50583), (117, 38910), (130, 35019), (135, 33722), (195, 23346), (234, 19455), (270, 16861), (351, 12970), (390, 11673), (585, 7782), (702, 6485), (1170, 3891), (1297, 3510), (1755, 2594)]