91977990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{13873}}^1$

素因数の和:13913

約数の個数: 64

約数和(自身を含む): 251729856

約数和(自身を除く): 159751866

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 26, 30, 34, 39, 51, 65, 78, 85, 102, 130, 170, 195, 221, 255, 390, 442, 510, 663, 1105, 1326, 2210, 3315, 6630, 13873, 27746, 41619, 69365, 83238, 138730, 180349, 208095, 235841, 360698, 416190, 471682, 541047, 707523, 901745, 1082094, 1179205, 1415046, 1803490, 2358410, 2705235, 3065933, 3537615, 5410470, 6131866, 7075230, 9197799, 15329665, 18395598, 30659330, 45988995, 91977990]

約数ペア:

[(1, 91977990), (2, 45988995), (3, 30659330), (5, 18395598), (6, 15329665), (10, 9197799), (13, 7075230), (15, 6131866), (17, 5410470), (26, 3537615), (30, 3065933), (34, 2705235), (39, 2358410), (51, 1803490), (65, 1415046), (78, 1179205), (85, 1082094), (102, 901745), (130, 707523), (170, 541047), (195, 471682), (221, 416190), (255, 360698), (390, 235841), (442, 208095), (510, 180349), (663, 138730), (1105, 83238), (1326, 69365), (2210, 41619), (3315, 27746), (6630, 13873)]