28193055

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2$

素因数の和:101

約数の個数: 96

約数和(自身を含む): 57335040

約数和(自身を除く): 29141985

約数列:

[1, 3, 5, 11, 15, 17, 19, 23, 33, 51, 55, 57, 69, 85, 95, 115, 165, 187, 209, 253, 255, 285, 323, 345, 391, 437, 529, 561, 627, 759, 935, 969, 1045, 1173, 1265, 1311, 1587, 1615, 1955, 2185, 2645, 2805, 3135, 3553, 3795, 4301, 4807, 4845, 5819, 5865, 6555, 7429, 7935, 8993, 10051, 10659, 12903, 14421, 17457, 17765, 21505, 22287, 24035, 26979, 29095, 30153, 37145, 44965, 50255, 53295, 64515, 72105, 81719, 87285, 98923, 110561, 111435, 134895, 150765, 170867, 245157, 296769, 331683, 408595, 494615, 512601, 552805, 854335, 1225785, 1483845, 1658415, 1879537, 2563005, 5638611, 9397685, 28193055]

約数ペア:

[(1, 28193055), (3, 9397685), (5, 5638611), (11, 2563005), (15, 1879537), (17, 1658415), (19, 1483845), (23, 1225785), (33, 854335), (51, 552805), (55, 512601), (57, 494615), (69, 408595), (85, 331683), (95, 296769), (115, 245157), (165, 170867), (187, 150765), (209, 134895), (253, 111435), (255, 110561), (285, 98923), (323, 87285), (345, 81719), (391, 72105), (437, 64515), (529, 53295), (561, 50255), (627, 44965), (759, 37145), (935, 30153), (969, 29095), (1045, 26979), (1173, 24035), (1265, 22287), (1311, 21505), (1587, 17765), (1615, 17457), (1955, 14421), (2185, 12903), (2645, 10659), (2805, 10051), (3135, 8993), (3553, 7935), (3795, 7429), (4301, 6555), (4807, 5865), (4845, 5819)]