12393225

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1$

素因数の和:271

約数の個数: 72

約数和(自身を含む): 25276160

約数和(自身を除く): 12882935

約数列:

[1, 3, 5, 9, 13, 15, 19, 25, 39, 45, 57, 65, 75, 95, 117, 171, 195, 223, 225, 247, 285, 325, 475, 585, 669, 741, 855, 975, 1115, 1235, 1425, 2007, 2223, 2899, 2925, 3345, 3705, 4237, 4275, 5575, 6175, 8697, 10035, 11115, 12711, 14495, 16725, 18525, 21185, 26091, 38133, 43485, 50175, 55081, 55575, 63555, 72475, 105925, 130455, 165243, 190665, 217425, 275405, 317775, 495729, 652275, 826215, 953325, 1377025, 2478645, 4131075, 12393225]

約数ペア:

[(1, 12393225), (3, 4131075), (5, 2478645), (9, 1377025), (13, 953325), (15, 826215), (19, 652275), (25, 495729), (39, 317775), (45, 275405), (57, 217425), (65, 190665), (75, 165243), (95, 130455), (117, 105925), (171, 72475), (195, 63555), (223, 55575), (225, 55081), (247, 50175), (285, 43485), (325, 38133), (475, 26091), (585, 21185), (669, 18525), (741, 16725), (855, 14495), (975, 12711), (1115, 11115), (1235, 10035), (1425, 8697), (2007, 6175), (2223, 5575), (2899, 4275), (2925, 4237), (3345, 3705)]