28196028

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2729}}^1$

素因数の和:2787

約数の個数: 72

約数和(自身を含む): 83472480

約数和(自身を除く): 55276452

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 41, 42, 63, 82, 84, 123, 126, 164, 246, 252, 287, 369, 492, 574, 738, 861, 1148, 1476, 1722, 2583, 2729, 3444, 5166, 5458, 8187, 10332, 10916, 16374, 19103, 24561, 32748, 38206, 49122, 57309, 76412, 98244, 111889, 114618, 171927, 223778, 229236, 335667, 343854, 447556, 671334, 687708, 783223, 1007001, 1342668, 1566446, 2014002, 2349669, 3132892, 4028004, 4699338, 7049007, 9398676, 14098014, 28196028]

約数ペア:

[(1, 28196028), (2, 14098014), (3, 9398676), (4, 7049007), (6, 4699338), (7, 4028004), (9, 3132892), (12, 2349669), (14, 2014002), (18, 1566446), (21, 1342668), (28, 1007001), (36, 783223), (41, 687708), (42, 671334), (63, 447556), (82, 343854), (84, 335667), (123, 229236), (126, 223778), (164, 171927), (246, 114618), (252, 111889), (287, 98244), (369, 76412), (492, 57309), (574, 49122), (738, 38206), (861, 32748), (1148, 24561), (1476, 19103), (1722, 16374), (2583, 10916), (2729, 10332), (3444, 8187), (5166, 5458)]