1387756865

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1$

素因数の和:279

約数の個数: 96

約数和(自身を含む): 2091398400

約数和(自身を除く): 703641535

約数列:

[1, 5, 11, 19, 23, 29, 55, 95, 115, 121, 145, 181, 209, 253, 319, 437, 551, 605, 667, 905, 1045, 1265, 1595, 1991, 2185, 2299, 2755, 2783, 3335, 3439, 3509, 4163, 4807, 5249, 6061, 7337, 9955, 11495, 12673, 13915, 17195, 17545, 20815, 21901, 24035, 26245, 30305, 36685, 37829, 45793, 52877, 57739, 63365, 66671, 79097, 80707, 99731, 109505, 120727, 139403, 189145, 228965, 264385, 288695, 333355, 395485, 403535, 416119, 498655, 503723, 603635, 635129, 697015, 870067, 1097041, 1327997, 1533433, 2080595, 2293813, 2518615, 3175645, 4350335, 5485205, 6639985, 7667165, 9570737, 11469065, 12067451, 14607967, 25231943, 47853685, 60337255, 73039835, 126159715, 277551373, 1387756865]

約数ペア:

[(1, 1387756865), (5, 277551373), (11, 126159715), (19, 73039835), (23, 60337255), (29, 47853685), (55, 25231943), (95, 14607967), (115, 12067451), (121, 11469065), (145, 9570737), (181, 7667165), (209, 6639985), (253, 5485205), (319, 4350335), (437, 3175645), (551, 2518615), (605, 2293813), (667, 2080595), (905, 1533433), (1045, 1327997), (1265, 1097041), (1595, 870067), (1991, 697015), (2185, 635129), (2299, 603635), (2755, 503723), (2783, 498655), (3335, 416119), (3439, 403535), (3509, 395485), (4163, 333355), (4807, 288695), (5249, 264385), (6061, 228965), (7337, 189145), (9955, 139403), (11495, 120727), (12673, 109505), (13915, 99731), (17195, 80707), (17545, 79097), (20815, 66671), (21901, 63365), (24035, 57739), (26245, 52877), (30305, 45793), (36685, 37829)]