15691521945

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{271}}^1\times {\mathrm{8161}}^1$

素因数の和:8494

約数の個数: 64

約数和(自身を含む): 28132651008

約数和(自身を除く): 12441129063

約数列:

[1, 3, 5, 11, 15, 33, 43, 55, 129, 165, 215, 271, 473, 645, 813, 1355, 1419, 2365, 2981, 4065, 7095, 8161, 8943, 11653, 14905, 24483, 34959, 40805, 44715, 58265, 89771, 122415, 128183, 174795, 269313, 350923, 384549, 448855, 640915, 1052769, 1346565, 1754615, 1922745, 2211631, 3860153, 5263845, 6634893, 11058155, 11580459, 19300765, 24327941, 33174465, 57902295, 72983823, 95100133, 121639705, 285300399, 364919115, 475500665, 1046101463, 1426501995, 3138304389, 5230507315, 15691521945]

約数ペア:

[(1, 15691521945), (3, 5230507315), (5, 3138304389), (11, 1426501995), (15, 1046101463), (33, 475500665), (43, 364919115), (55, 285300399), (129, 121639705), (165, 95100133), (215, 72983823), (271, 57902295), (473, 33174465), (645, 24327941), (813, 19300765), (1355, 11580459), (1419, 11058155), (2365, 6634893), (2981, 5263845), (4065, 3860153), (7095, 2211631), (8161, 1922745), (8943, 1754615), (11653, 1346565), (14905, 1052769), (24483, 640915), (34959, 448855), (40805, 384549), (44715, 350923), (58265, 269313), (89771, 174795), (122415, 128183)]