28255136

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{313}}^1$

素因数の和:374

約数の個数: 96

約数和(自身を含む): 70898688

約数和(自身を除く): 42643552

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 32, 52, 56, 62, 91, 104, 112, 124, 182, 208, 217, 224, 248, 313, 364, 403, 416, 434, 496, 626, 728, 806, 868, 992, 1252, 1456, 1612, 1736, 2191, 2504, 2821, 2912, 3224, 3472, 4069, 4382, 5008, 5642, 6448, 6944, 8138, 8764, 9703, 10016, 11284, 12896, 16276, 17528, 19406, 22568, 28483, 32552, 35056, 38812, 45136, 56966, 65104, 67921, 70112, 77624, 90272, 113932, 126139, 130208, 135842, 155248, 227864, 252278, 271684, 310496, 455728, 504556, 543368, 882973, 911456, 1009112, 1086736, 1765946, 2018224, 2173472, 3531892, 4036448, 7063784, 14127568, 28255136]

約数ペア:

[(1, 28255136), (2, 14127568), (4, 7063784), (7, 4036448), (8, 3531892), (13, 2173472), (14, 2018224), (16, 1765946), (26, 1086736), (28, 1009112), (31, 911456), (32, 882973), (52, 543368), (56, 504556), (62, 455728), (91, 310496), (104, 271684), (112, 252278), (124, 227864), (182, 155248), (208, 135842), (217, 130208), (224, 126139), (248, 113932), (313, 90272), (364, 77624), (403, 70112), (416, 67921), (434, 65104), (496, 56966), (626, 45136), (728, 38812), (806, 35056), (868, 32552), (992, 28483), (1252, 22568), (1456, 19406), (1612, 17528), (1736, 16276), (2191, 12896), (2504, 11284), (2821, 10016), (2912, 9703), (3224, 8764), (3472, 8138), (4069, 6944), (4382, 6448), (5008, 5642)]