19173375

素因数分解:

$3^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:79

約数の個数: 128

約数和(自身を含む): 41932800

約数和(自身を除く): 22759425

約数列:

[1, 3, 5, 9, 13, 15, 19, 23, 25, 27, 39, 45, 57, 65, 69, 75, 95, 115, 117, 125, 135, 171, 195, 207, 225, 247, 285, 299, 325, 345, 351, 375, 437, 475, 513, 575, 585, 621, 675, 741, 855, 897, 975, 1035, 1125, 1235, 1311, 1425, 1495, 1625, 1725, 1755, 2185, 2223, 2375, 2565, 2691, 2875, 2925, 3105, 3375, 3705, 3933, 4275, 4485, 4875, 5175, 5681, 6175, 6555, 6669, 7125, 7475, 8073, 8625, 8775, 10925, 11115, 11799, 12825, 13455, 14625, 15525, 17043, 18525, 19665, 21375, 22425, 25875, 28405, 30875, 32775, 33345, 37375, 40365, 43875, 51129, 54625, 55575, 58995, 64125, 67275, 77625, 85215, 92625, 98325, 112125, 142025, 153387, 163875, 166725, 201825, 255645, 277875, 294975, 336375, 426075, 491625, 710125, 766935, 833625, 1009125, 1278225, 1474875, 2130375, 3834675, 6391125, 19173375]

約数ペア:

[(1, 19173375), (3, 6391125), (5, 3834675), (9, 2130375), (13, 1474875), (15, 1278225), (19, 1009125), (23, 833625), (25, 766935), (27, 710125), (39, 491625), (45, 426075), (57, 336375), (65, 294975), (69, 277875), (75, 255645), (95, 201825), (115, 166725), (117, 163875), (125, 153387), (135, 142025), (171, 112125), (195, 98325), (207, 92625), (225, 85215), (247, 77625), (285, 67275), (299, 64125), (325, 58995), (345, 55575), (351, 54625), (375, 51129), (437, 43875), (475, 40365), (513, 37375), (575, 33345), (585, 32775), (621, 30875), (675, 28405), (741, 25875), (855, 22425), (897, 21375), (975, 19665), (1035, 18525), (1125, 17043), (1235, 15525), (1311, 14625), (1425, 13455), (1495, 12825), (1625, 11799), (1725, 11115), (1755, 10925), (2185, 8775), (2223, 8625), (2375, 8073), (2565, 7475), (2691, 7125), (2875, 6669), (2925, 6555), (3105, 6175), (3375, 5681), (3705, 5175), (3933, 4875), (4275, 4485)]