291216198195

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{229}}^1\times {\mathrm{21523}}^1$

素因数の和:21877

約数の個数: 96

約数和(自身を含む): 551408719680

約数和(自身を除く): 260192521485

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 101, 117, 195, 229, 303, 505, 585, 687, 909, 1145, 1313, 1515, 2061, 2977, 3435, 3939, 4545, 6565, 8931, 10305, 11817, 14885, 19695, 21523, 23129, 26793, 44655, 59085, 64569, 69387, 107615, 115645, 133965, 193707, 208161, 279799, 300677, 322845, 346935, 839397, 902031, 968535, 1040805, 1398995, 1503385, 2173823, 2518191, 2706093, 4196985, 4510155, 4928767, 6521469, 10869115, 12590955, 13530465, 14786301, 19564407, 24643835, 28259699, 32607345, 44358903, 64073971, 73931505, 84779097, 97822035, 141298495, 192221913, 221794515, 254337291, 320369855, 423895485, 497805467, 576665739, 961109565, 1271686455, 1493416401, 2489027335, 2883328695, 4480249203, 6471471071, 7467082005, 19414413213, 22401246015, 32357355355, 58243239639, 97072066065, 291216198195]

約数ペア:

[(1, 291216198195), (3, 97072066065), (5, 58243239639), (9, 32357355355), (13, 22401246015), (15, 19414413213), (39, 7467082005), (45, 6471471071), (65, 4480249203), (101, 2883328695), (117, 2489027335), (195, 1493416401), (229, 1271686455), (303, 961109565), (505, 576665739), (585, 497805467), (687, 423895485), (909, 320369855), (1145, 254337291), (1313, 221794515), (1515, 192221913), (2061, 141298495), (2977, 97822035), (3435, 84779097), (3939, 73931505), (4545, 64073971), (6565, 44358903), (8931, 32607345), (10305, 28259699), (11817, 24643835), (14885, 19564407), (19695, 14786301), (21523, 13530465), (23129, 12590955), (26793, 10869115), (44655, 6521469), (59085, 4928767), (64569, 4510155), (69387, 4196985), (107615, 2706093), (115645, 2518191), (133965, 2173823), (193707, 1503385), (208161, 1398995), (279799, 1040805), (300677, 968535), (322845, 902031), (346935, 839397)]