689173628

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{179}}^1$

素因数の和:387

約数の個数: 96

約数和(自身を含む): 1463132160

約数和(自身を除く): 773958532

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 53, 106, 127, 143, 179, 212, 254, 286, 358, 508, 572, 583, 689, 716, 1166, 1378, 1397, 1651, 1969, 2327, 2332, 2756, 2794, 3302, 3938, 4654, 5588, 6604, 6731, 7579, 7876, 9308, 9487, 13462, 15158, 18161, 18974, 22733, 25597, 26924, 30316, 36322, 37948, 45466, 51194, 72644, 74041, 87503, 90932, 102388, 104357, 123331, 148082, 175006, 208714, 246662, 250063, 295529, 296164, 350012, 417428, 493324, 500126, 591058, 962533, 1000252, 1182116, 1204849, 1356641, 1925066, 2409698, 2713282, 3250819, 3850132, 4819396, 5426564, 6501638, 13003276, 13253339, 15663037, 26506678, 31326074, 53013356, 62652148, 172293407, 344586814, 689173628]

約数ペア:

[(1, 689173628), (2, 344586814), (4, 172293407), (11, 62652148), (13, 53013356), (22, 31326074), (26, 26506678), (44, 15663037), (52, 13253339), (53, 13003276), (106, 6501638), (127, 5426564), (143, 4819396), (179, 3850132), (212, 3250819), (254, 2713282), (286, 2409698), (358, 1925066), (508, 1356641), (572, 1204849), (583, 1182116), (689, 1000252), (716, 962533), (1166, 591058), (1378, 500126), (1397, 493324), (1651, 417428), (1969, 350012), (2327, 296164), (2332, 295529), (2756, 250063), (2794, 246662), (3302, 208714), (3938, 175006), (4654, 148082), (5588, 123331), (6604, 104357), (6731, 102388), (7579, 90932), (7876, 87503), (9308, 74041), (9487, 72644), (13462, 51194), (15158, 45466), (18161, 37948), (18974, 36322), (22733, 30316), (25597, 26924)]