27389488

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1$

素因数の和:306

約数の個数: 80

約数和(自身を含む): 65194240

約数和(自身を除く): 37804752

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 61, 76, 112, 122, 133, 152, 211, 244, 266, 304, 422, 427, 488, 532, 844, 854, 976, 1064, 1159, 1477, 1688, 1708, 2128, 2318, 2954, 3376, 3416, 4009, 4636, 5908, 6832, 8018, 8113, 9272, 11816, 12871, 16036, 16226, 18544, 23632, 25742, 28063, 32072, 32452, 51484, 56126, 64144, 64904, 90097, 102968, 112252, 129808, 180194, 205936, 224504, 244549, 360388, 449008, 489098, 720776, 978196, 1441552, 1711843, 1956392, 3423686, 3912784, 6847372, 13694744, 27389488]

約数ペア:

[(1, 27389488), (2, 13694744), (4, 6847372), (7, 3912784), (8, 3423686), (14, 1956392), (16, 1711843), (19, 1441552), (28, 978196), (38, 720776), (56, 489098), (61, 449008), (76, 360388), (112, 244549), (122, 224504), (133, 205936), (152, 180194), (211, 129808), (244, 112252), (266, 102968), (304, 90097), (422, 64904), (427, 64144), (488, 56126), (532, 51484), (844, 32452), (854, 32072), (976, 28063), (1064, 25742), (1159, 23632), (1477, 18544), (1688, 16226), (1708, 16036), (2128, 12871), (2318, 11816), (2954, 9272), (3376, 8113), (3416, 8018), (4009, 6832), (4636, 5908)]