28616196

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{1187}}^1$

素因数の和:1249

約数の個数: 72

約数和(自身を含む): 79634016

約数和(自身を除く): 51017820

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 41, 42, 49, 82, 84, 98, 123, 147, 164, 196, 246, 287, 294, 492, 574, 588, 861, 1148, 1187, 1722, 2009, 2374, 3444, 3561, 4018, 4748, 6027, 7122, 8036, 8309, 12054, 14244, 16618, 24108, 24927, 33236, 48667, 49854, 58163, 97334, 99708, 116326, 146001, 174489, 194668, 232652, 292002, 340669, 348978, 584004, 681338, 697956, 1022007, 1362676, 2044014, 2384683, 4088028, 4769366, 7154049, 9538732, 14308098, 28616196]

約数ペア:

[(1, 28616196), (2, 14308098), (3, 9538732), (4, 7154049), (6, 4769366), (7, 4088028), (12, 2384683), (14, 2044014), (21, 1362676), (28, 1022007), (41, 697956), (42, 681338), (49, 584004), (82, 348978), (84, 340669), (98, 292002), (123, 232652), (147, 194668), (164, 174489), (196, 146001), (246, 116326), (287, 99708), (294, 97334), (492, 58163), (574, 49854), (588, 48667), (861, 33236), (1148, 24927), (1187, 24108), (1722, 16618), (2009, 14244), (2374, 12054), (3444, 8309), (3561, 8036), (4018, 7122), (4748, 6027)]