28787035676

素因数分解:

$2^2\times 7^2\times {\mathrm{137}}^1\times {\mathrm{181}}^1\times {\mathrm{5923}}^1$

素因数の和:6259

約数の個数: 72

約数和(自身を含む): 59366086416

約数和(自身を除く): 30579050740

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 137, 181, 196, 274, 362, 548, 724, 959, 1267, 1918, 2534, 3836, 5068, 5923, 6713, 8869, 11846, 13426, 17738, 23692, 24797, 26852, 35476, 41461, 49594, 82922, 99188, 165844, 173579, 290227, 347158, 580454, 694316, 811451, 1072063, 1160908, 1215053, 1622902, 2144126, 2430106, 3245804, 4288252, 4860212, 5680157, 7504441, 11360314, 15008882, 22720628, 30017764, 39761099, 52531087, 79522198, 105062174, 146872631, 159044396, 210124348, 293745262, 587490524, 1028108417, 2056216834, 4112433668, 7196758919, 14393517838, 28787035676]

約数ペア:

[(1, 28787035676), (2, 14393517838), (4, 7196758919), (7, 4112433668), (14, 2056216834), (28, 1028108417), (49, 587490524), (98, 293745262), (137, 210124348), (181, 159044396), (196, 146872631), (274, 105062174), (362, 79522198), (548, 52531087), (724, 39761099), (959, 30017764), (1267, 22720628), (1918, 15008882), (2534, 11360314), (3836, 7504441), (5068, 5680157), (5923, 4860212), (6713, 4288252), (8869, 3245804), (11846, 2430106), (13426, 2144126), (17738, 1622902), (23692, 1215053), (24797, 1160908), (26852, 1072063), (35476, 811451), (41461, 694316), (49594, 580454), (82922, 347158), (99188, 290227), (165844, 173579)]