27928784

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1$

素因数の和:268

約数の個数: 80

約数和(自身を含む): 63329280

約数和(自身を除く): 35400496

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 37, 38, 52, 74, 76, 104, 148, 152, 191, 208, 247, 296, 304, 382, 481, 494, 592, 703, 764, 962, 988, 1406, 1528, 1924, 1976, 2483, 2812, 3056, 3629, 3848, 3952, 4966, 5624, 7067, 7258, 7696, 9139, 9932, 11248, 14134, 14516, 18278, 19864, 28268, 29032, 36556, 39728, 47177, 56536, 58064, 73112, 91871, 94354, 113072, 134273, 146224, 183742, 188708, 268546, 367484, 377416, 537092, 734968, 754832, 1074184, 1469936, 1745549, 2148368, 3491098, 6982196, 13964392, 27928784]

約数ペア:

[(1, 27928784), (2, 13964392), (4, 6982196), (8, 3491098), (13, 2148368), (16, 1745549), (19, 1469936), (26, 1074184), (37, 754832), (38, 734968), (52, 537092), (74, 377416), (76, 367484), (104, 268546), (148, 188708), (152, 183742), (191, 146224), (208, 134273), (247, 113072), (296, 94354), (304, 91871), (382, 73112), (481, 58064), (494, 56536), (592, 47177), (703, 39728), (764, 36556), (962, 29032), (988, 28268), (1406, 19864), (1528, 18278), (1924, 14516), (1976, 14134), (2483, 11248), (2812, 9932), (3056, 9139), (3629, 7696), (3848, 7258), (3952, 7067), (4966, 5624)]