28979496

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4423}}^1$

素因数の和:4455

約数の個数: 96

約数和(自身を含む): 96620160

約数和(自身を除く): 67640664

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 21, 24, 26, 28, 36, 39, 42, 52, 56, 63, 72, 78, 84, 91, 104, 117, 126, 156, 168, 182, 234, 252, 273, 312, 364, 468, 504, 546, 728, 819, 936, 1092, 1638, 2184, 3276, 4423, 6552, 8846, 13269, 17692, 26538, 30961, 35384, 39807, 53076, 57499, 61922, 79614, 92883, 106152, 114998, 123844, 159228, 172497, 185766, 229996, 247688, 278649, 318456, 344994, 371532, 402493, 459992, 517491, 557298, 689988, 743064, 804986, 1034982, 1114596, 1207479, 1379976, 1609972, 2069964, 2229192, 2414958, 3219944, 3622437, 4139928, 4829916, 7244874, 9659832, 14489748, 28979496]

約数ペア:

[(1, 28979496), (2, 14489748), (3, 9659832), (4, 7244874), (6, 4829916), (7, 4139928), (8, 3622437), (9, 3219944), (12, 2414958), (13, 2229192), (14, 2069964), (18, 1609972), (21, 1379976), (24, 1207479), (26, 1114596), (28, 1034982), (36, 804986), (39, 743064), (42, 689988), (52, 557298), (56, 517491), (63, 459992), (72, 402493), (78, 371532), (84, 344994), (91, 318456), (104, 278649), (117, 247688), (126, 229996), (156, 185766), (168, 172497), (182, 159228), (234, 123844), (252, 114998), (273, 106152), (312, 92883), (364, 79614), (468, 61922), (504, 57499), (546, 53076), (728, 39807), (819, 35384), (936, 30961), (1092, 26538), (1638, 17692), (2184, 13269), (3276, 8846), (4423, 6552)]